1252625250237 has 4 divisors (see below), whose sum is σ = 1670167000320. Its totient is φ = 835083500156.

The previous prime is 1252625250221. The next prime is 1252625250271. The reversal of 1252625250237 is 7320525262521.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1252625250237 - 2⁴ = 1252625250221 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1252625250277) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 208770875037 + ... + 208770875042.

It is an arithmetic number, because the mean of its divisors is an integer number (417541750080).

Almost surely, 2^{1252625250237} is an apocalyptic number.

It is an amenable number.

1252625250237 is a deficient number, since it is larger than the sum of its proper divisors (417541750083).

1252625250237 is an equidigital number, since it uses as much as digits as its factorization.

1252625250237 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 417541750082.

The product of its (nonzero) digits is 504000, while the sum is 42.

The spelling of 1252625250237 in words is "one trillion, two hundred fifty-two billion, six hundred twenty-five million, two hundred fifty thousand, two hundred thirty-seven".