1250149846201 has 3 divisors (see below), whose sum is σ = 1250150964303. Its totient is φ = 1250148728100.

The previous prime is 1250149846193. The next prime is 1250149846229. The reversal of 1250149846201 is 1026489410521.

The square root of 1250149846201 is 1118101.

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., 156577698601 + 1093572147600 = 395699^2 + 1045740^2 .

It is not a de Polignac number, because 1250149846201 - 2³ = 1250149846193 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1250149846501) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 559051 + ... + 1677151.

It is an arithmetic number, because the mean of its divisors is an integer number (416716988101).

Almost surely, 2^{1250149846201} is an apocalyptic number.

1250149846201 is the 1118101-st square number.

1250149846201 is the 559051-st centered octagonal number.

It is an amenable number.

1250149846201 is a deficient number, since it is larger than the sum of its proper divisors (1118102).

1250149846201 is an frugal number, since it uses more digits than its factorization.

1250149846201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2236202 (or 1118101 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 43.

The spelling of 1250149846201 in words is "one trillion, two hundred fifty billion, one hundred forty-nine million, eight hundred forty-six thousand, two hundred one".