54331967 has 4 divisors (see below), whose sum is σ = 54412200. Its totient is φ = 54251736.

The previous prime is 54331961. The next prime is 54331973. The reversal of 54331967 is 76913345.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (54331961) and next prime (54331973).

It is a cyclic number.

It is not a de Polignac number, because 54331967 - 2⁴ = 54331951 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 54331967.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54331961) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 39092 + ... + 40457.

It is an arithmetic number, because the mean of its divisors is an integer number (13603050).

Almost surely, 2^54331967 is an apocalyptic number.

54331967 is a deficient number, since it is larger than the sum of its proper divisors (80233).

54331967 is an equidigital number, since it uses as much as digits as its factorization.

54331967 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80232.

The product of its digits is 68040, while the sum is 38.

The square root of 54331967 is about 7371.0221136556. The cubic root of 54331967 is about 378.7492743254.

The spelling of 54331967 in words is "fifty-four million, three hundred thirty-one thousand, nine hundred sixty-seven".