1625338051 has 2 divisors, whose sum is σ = 1625338052. Its totient is φ = 1625338050.

The previous prime is 1625337991. The next prime is 1625338061. The reversal of 1625338051 is 1508335261.

1625338051 is nontrivially palindromic in base 14.

It is a strong prime.

It is an emirp because it is prime and its reverse (1508335261) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1625338051 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1625337998 and 1625338016.

It is not a weakly prime, because it can be changed into another prime (1625338061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 812669025 + 812669026.

It is an arithmetic number, because the mean of its divisors is an integer number (812669026).

Almost surely, 2^1625338051 is an apocalyptic number.

1625338051 is a deficient number, since it is larger than the sum of its proper divisors (1).

1625338051 is an equidigital number, since it uses as much as digits as its factorization.

1625338051 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 21600, while the sum is 34.

The square root of 1625338051 is about 40315.4815300524. The cubic root of 1625338051 is about 1175.7488634429.

The spelling of 1625338051 in words is "one billion, six hundred twenty-five million, three hundred thirty-eight thousand, fifty-one".