1512715460461 has 2 divisors, whose sum is σ = 1512715460462. Its totient is φ = 1512715460460.

The previous prime is 1512715460447. The next prime is 1512715460467. The reversal of 1512715460461 is 1640645172151.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1415102955561 + 97612504900 = 1189581^2 + 312430^2 .

It is a cyclic number.

It is not a de Polignac number, because 1512715460461 - 2⁵ = 1512715460429 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1512715460467) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 756357730230 + 756357730231.

It is an arithmetic number, because the mean of its divisors is an integer number (756357730231).

Almost surely, 2^{1512715460461} is an apocalyptic number.

It is an amenable number.

1512715460461 is a deficient number, since it is larger than the sum of its proper divisors (1).

1512715460461 is an equidigital number, since it uses as much as digits as its factorization.

1512715460461 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 201600, while the sum is 43.

The spelling of 1512715460461 in words is "one trillion, five hundred twelve billion, seven hundred fifteen million, four hundred sixty thousand, four hundred sixty-one".