53758231 has 2 divisors, whose sum is σ = 53758232. Its totient is φ = 53758230.

The previous prime is 53758219. The next prime is 53758241. The reversal of 53758231 is 13285735.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-53758231 is a prime.

It is a super-2 number, since 2×53758231² = 5779894800498722, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53758241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26879115 + 26879116.

It is an arithmetic number, because the mean of its divisors is an integer number (26879116).

Almost surely, 2^53758231 is an apocalyptic number.

53758231 is a deficient number, since it is larger than the sum of its proper divisors (1).

53758231 is an equidigital number, since it uses as much as digits as its factorization.

53758231 is an evil number, because the sum of its binary digits is even.

The product of its digits is 25200, while the sum is 34.

The square root of 53758231 is about 7332.0004773595. Note that the first 3 decimals coincide. The cubic root of 53758231 is about 377.4113786971.

The spelling of 53758231 in words is "fifty-three million, seven hundred fifty-eight thousand, two hundred thirty-one".