625872151 has 2 divisors, whose sum is σ = 625872152. Its totient is φ = 625872150.

The previous prime is 625872133. The next prime is 625872157. The reversal of 625872151 is 151278526.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 625872151 - 2²³ = 617483543 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 625872151.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (625872157) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 312936075 + 312936076.

It is an arithmetic number, because the mean of its divisors is an integer number (312936076).

Almost surely, 2^625872151 is an apocalyptic number.

625872151 is a deficient number, since it is larger than the sum of its proper divisors (1).

625872151 is an equidigital number, since it uses as much as digits as its factorization.

625872151 is an evil number, because the sum of its binary digits is even.

The product of its digits is 33600, while the sum is 37.

The square root of 625872151 is about 25017.4369390631. The cubic root of 625872151 is about 855.3854837566.

The spelling of 625872151 in words is "six hundred twenty-five million, eight hundred seventy-two thousand, one hundred fifty-one".