2553232961 has 2 divisors, whose sum is σ = 2553232962. Its totient is φ = 2553232960.

The previous prime is 2553232949. The next prime is 2553232963. The reversal of 2553232961 is 1692323552.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1738473025 + 814759936 = 41695^2 + 28544^2 .

It is a cyclic number.

It is not a de Polignac number, because 2553232961 - 2¹⁰ = 2553231937 is a prime.

Together with 2553232963, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (2553232963) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1276616480 + 1276616481.

It is an arithmetic number, because the mean of its divisors is an integer number (1276616481).

Almost surely, 2^2553232961 is an apocalyptic number.

It is an amenable number.

2553232961 is a deficient number, since it is larger than the sum of its proper divisors (1).

2553232961 is an equidigital number, since it uses as much as digits as its factorization.

2553232961 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 97200, while the sum is 38.

The square root of 2553232961 is about 50529.5256360081. The cubic root of 2553232961 is about 1366.7743318379.

The spelling of 2553232961 in words is "two billion, five hundred fifty-three million, two hundred thirty-two thousand, nine hundred sixty-one".