54667831 has 2 divisors, whose sum is σ = 54667832. Its totient is φ = 54667830.

The previous prime is 54667819. The next prime is 54667841. The reversal of 54667831 is 13876645.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 54667831 - 2⁷ = 54667703 is a prime.

It is a super-2 number, since 2×54667831² = 5977143492489122, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (54667841) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27333915 + 27333916.

It is an arithmetic number, because the mean of its divisors is an integer number (27333916).

Almost surely, 2^54667831 is an apocalyptic number.

54667831 is a deficient number, since it is larger than the sum of its proper divisors (1).

54667831 is an equidigital number, since it uses as much as digits as its factorization.

54667831 is an evil number, because the sum of its binary digits is even.

The product of its digits is 120960, while the sum is 40.

The square root of 54667831 is about 7393.7697421545. The cubic root of 54667831 is about 379.5281099946.

The spelling of 54667831 in words is "fifty-four million, six hundred sixty-seven thousand, eight hundred thirty-one".