1419198072601 has 3 divisors (see below), whose sum is σ = 1419199263903. Its totient is φ = 1419196881300.

The previous prime is 1419198072599. The next prime is 1419198072613. The reversal of 1419198072601 is 1062708919141.

The square root of 1419198072601 is 1191301.

It is a perfect power (a square), and thus also a powerful number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in only one way, i.e., 18809848201 + 1400388224400 = 137149^2 + 1183380^2 .

It is not a de Polignac number, because 1419198072601 - 2¹ = 1419198072599 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1419198072661) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 595651 + ... + 1786951.

It is an arithmetic number, because the mean of its divisors is an integer number (473066421301).

Almost surely, 2^{1419198072601} is an apocalyptic number.

1419198072601 is the 1191301-st square number.

1419198072601 is the 595651-st centered octagonal number.

It is an amenable number.

1419198072601 is a deficient number, since it is larger than the sum of its proper divisors (1191302).

1419198072601 is an frugal number, since it uses more digits than its factorization.

1419198072601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2382602 (or 1191301 counting only the distinct ones).

The product of its (nonzero) digits is 217728, while the sum is 49.

Multiplying 1419198072601 by its sum of digits (49), we get a square (69540705557449 = 8339107²).

The spelling of 1419198072601 in words is "one trillion, four hundred nineteen billion, one hundred ninety-eight million, seventy-two thousand, six hundred one".