461200002157 has 2 divisors, whose sum is σ = 461200002158. Its totient is φ = 461200002156.

The previous prime is 461200002143. The next prime is 461200002167. The reversal of 461200002157 is 751200002164.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 308048310441 + 153151691716 = 555021^2 + 391346^2 .

It is a cyclic number.

It is not a de Polignac number, because 461200002157 - 2¹¹ = 461200000109 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (461200002167) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 230600001078 + 230600001079.

It is an arithmetic number, because the mean of its divisors is an integer number (230600001079).

Almost surely, 2^461200002157 is an apocalyptic number.

It is an amenable number.

461200002157 is a deficient number, since it is larger than the sum of its proper divisors (1).

461200002157 is an equidigital number, since it uses as much as digits as its factorization.

461200002157 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3360, while the sum is 28.

The spelling of 461200002157 in words is "four hundred sixty-one billion, two hundred million, two thousand, one hundred fifty-seven".