15265051273 has 2 divisors, whose sum is σ = 15265051274. Its totient is φ = 15265051272.

The previous prime is 15265051229. The next prime is 15265051313. The reversal of 15265051273 is 37215056251.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 14803102224 + 461949049 = 121668^2 + 21493^2 .

It is a cyclic number.

It is not a de Polignac number, because 15265051273 - 2⁹ = 15265050761 is a prime.

It is not a weakly prime, because it can be changed into another prime (15265051073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7632525636 + 7632525637.

It is an arithmetic number, because the mean of its divisors is an integer number (7632525637).

Almost surely, 2^15265051273 is an apocalyptic number.

It is an amenable number.

15265051273 is a deficient number, since it is larger than the sum of its proper divisors (1).

15265051273 is an equidigital number, since it uses as much as digits as its factorization.

15265051273 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 63000, while the sum is 37.

The spelling of 15265051273 in words is "fifteen billion, two hundred sixty-five million, fifty-one thousand, two hundred seventy-three".