15257066963 has 2 divisors, whose sum is σ = 15257066964. Its totient is φ = 15257066962.

The previous prime is 15257066947. The next prime is 15257066987. The reversal of 15257066963 is 36966075251.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 15257066963 - 2⁴ = 15257066947 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (15257096963) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7628533481 + 7628533482.

It is an arithmetic number, because the mean of its divisors is an integer number (7628533482).

Almost surely, 2^15257066963 is an apocalyptic number.

15257066963 is a deficient number, since it is larger than the sum of its proper divisors (1).

15257066963 is an equidigital number, since it uses as much as digits as its factorization.

15257066963 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2041200, while the sum is 50.

The spelling of 15257066963 in words is "fifteen billion, two hundred fifty-seven million, sixty-six thousand, nine hundred sixty-three".