14530975961 has 2 divisors, whose sum is σ = 14530975962. Its totient is φ = 14530975960.

The previous prime is 14530975931. The next prime is 14530975967. The reversal of 14530975961 is 16957903541.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12942475225 + 1588500736 = 113765^2 + 39856^2 .

It is a cyclic number.

It is not a de Polignac number, because 14530975961 - 2⁶ = 14530975897 is a prime.

It is a super-2 number, since 2×14530975961² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (14530975967) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7265487980 + 7265487981.

It is an arithmetic number, because the mean of its divisors is an integer number (7265487981).

Almost surely, 2^14530975961 is an apocalyptic number.

It is an amenable number.

14530975961 is a deficient number, since it is larger than the sum of its proper divisors (1).

14530975961 is an equidigital number, since it uses as much as digits as its factorization.

14530975961 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1020600, while the sum is 50.

The spelling of 14530975961 in words is "fourteen billion, five hundred thirty million, nine hundred seventy-five thousand, nine hundred sixty-one".