507056025121 has 2 divisors, whose sum is σ = 507056025122. Its totient is φ = 507056025120.

The previous prime is 507056025097. The next prime is 507056025143. The reversal of 507056025121 is 121520650705.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 505784104225 + 1271920896 = 711185^2 + 35664^2 .

It is a cyclic number.

It is not a de Polignac number, because 507056025121 - 2²¹ = 507053927969 is a prime.

It is a super-2 number, since 2×507056025121² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (507056026121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 253528012560 + 253528012561.

It is an arithmetic number, because the mean of its divisors is an integer number (253528012561).

Almost surely, 2^507056025121 is an apocalyptic number.

It is an amenable number.

507056025121 is a deficient number, since it is larger than the sum of its proper divisors (1).

507056025121 is an equidigital number, since it uses as much as digits as its factorization.

507056025121 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 21000, while the sum is 34.

Adding to 507056025121 its reverse (121520650705), we get a palindrome (628576675826).

The spelling of 507056025121 in words is "five hundred seven billion, fifty-six million, twenty-five thousand, one hundred twenty-one".