625134797 has 12 divisors (see below), whose sum is σ = 728503776. Its totient is φ = 534867480.

The previous prime is 625134793. The next prime is 625134877. The reversal of 625134797 is 797431526.

It is not a de Polignac number, because 625134797 - 2² = 625134793 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (625134793) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16808 + ... + 39150.

It is an arithmetic number, because the mean of its divisors is an integer number (60708648).

Almost surely, 2^625134797 is an apocalyptic number.

It is an amenable number.

625134797 is a deficient number, since it is larger than the sum of its proper divisors (103368979).

625134797 is a wasteful number, since it uses less digits than its factorization.

625134797 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22928 (or 22921 counting only the distinct ones).

The product of its digits is 317520, while the sum is 44.

The square root of 625134797 is about 25002.6957946538. The cubic root of 625134797 is about 855.0494354873.

The spelling of 625134797 in words is "six hundred twenty-five million, one hundred thirty-four thousand, seven hundred ninety-seven".