1415348019797 has 4 divisors (see below), whose sum is σ = 1422681429420. Its totient is φ = 1408014610176.

The previous prime is 1415348019731. The next prime is 1415348019829. The reversal of 1415348019797 is 7979108435141.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 634530137476 + 780817882321 = 796574^2 + 883639^2 .

It is a cyclic number.

It is not a de Polignac number, because 1415348019797 - 2⁸ = 1415348019541 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1415348039797) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3666704522 + ... + 3666704907.

It is an arithmetic number, because the mean of its divisors is an integer number (355670357355).

Almost surely, 2^{1415348019797} is an apocalyptic number.

It is an amenable number.

1415348019797 is a deficient number, since it is larger than the sum of its proper divisors (7333409623).

1415348019797 is an equidigital number, since it uses as much as digits as its factorization.

1415348019797 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7333409622.

The product of its (nonzero) digits is 7620480, while the sum is 59.

Adding to 1415348019797 its sum of digits (59), we get a square (1415348019856 = 1189684²).

The spelling of 1415348019797 in words is "one trillion, four hundred fifteen billion, three hundred forty-eight million, nineteen thousand, seven hundred ninety-seven".