5273857961 has 2 divisors, whose sum is σ = 5273857962. Its totient is φ = 5273857960.

The previous prime is 5273857943. The next prime is 5273857973. The reversal of 5273857961 is 1697583725.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5268001561 + 5856400 = 72581^2 + 2420^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5273857961 is a prime.

It is not a weakly prime, because it can be changed into another prime (5273857661) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2636928980 + 2636928981.

It is an arithmetic number, because the mean of its divisors is an integer number (2636928981).

Almost surely, 2^5273857961 is an apocalyptic number.

It is an amenable number.

5273857961 is a deficient number, since it is larger than the sum of its proper divisors (1).

5273857961 is an equidigital number, since it uses as much as digits as its factorization.

5273857961 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3175200, while the sum is 53.

The square root of 5273857961 is about 72621.3326853756. The cubic root of 5273857961 is about 1740.6420716914.

The spelling of 5273857961 in words is "five billion, two hundred seventy-three million, eight hundred fifty-seven thousand, nine hundred sixty-one".