53548331 has 2 divisors, whose sum is σ = 53548332. Its totient is φ = 53548330.

The previous prime is 53548279. The next prime is 53548349. The reversal of 53548331 is 13384535.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-53548331 is a prime.

It is a super-2 number, since 2×53548331² = 5734847505771122, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (53548381) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26774165 + 26774166.

It is an arithmetic number, because the mean of its divisors is an integer number (26774166).

Almost surely, 2^53548331 is an apocalyptic number.

53548331 is a deficient number, since it is larger than the sum of its proper divisors (1).

53548331 is an equidigital number, since it uses as much as digits as its factorization.

53548331 is an evil number, because the sum of its binary digits is even.

The product of its digits is 21600, while the sum is 32.

The square root of 53548331 is about 7317.6725124865. The cubic root of 53548331 is about 376.9195347834.

The spelling of 53548331 in words is "fifty-three million, five hundred forty-eight thousand, three hundred thirty-one".