12150406657 has 2 divisors, whose sum is σ = 12150406658. Its totient is φ = 12150406656.

The previous prime is 12150406637. The next prime is 12150406669. The reversal of 12150406657 is 75660405121.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11957641201 + 192765456 = 109351^2 + 13884^2 .

It is a cyclic number.

It is not a de Polignac number, because 12150406657 - 2⁷ = 12150406529 is a prime.

It is not a weakly prime, because it can be changed into another prime (12150406637) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6075203328 + 6075203329.

It is an arithmetic number, because the mean of its divisors is an integer number (6075203329).

Almost surely, 2^12150406657 is an apocalyptic number.

It is an amenable number.

12150406657 is a deficient number, since it is larger than the sum of its proper divisors (1).

12150406657 is an equidigital number, since it uses as much as digits as its factorization.

12150406657 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 50400, while the sum is 37.

The spelling of 12150406657 in words is "twelve billion, one hundred fifty million, four hundred six thousand, six hundred fifty-seven".