54312667 has 2 divisors, whose sum is σ = 54312668. Its totient is φ = 54312666.

The previous prime is 54312653. The next prime is 54312673. The reversal of 54312667 is 76621345.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-54312667 is a prime.

It is not a weakly prime, because it can be changed into another prime (54312607) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27156333 + 27156334.

It is an arithmetic number, because the mean of its divisors is an integer number (27156334).

Almost surely, 2^54312667 is an apocalyptic number.

54312667 is a deficient number, since it is larger than the sum of its proper divisors (1).

54312667 is an equidigital number, since it uses as much as digits as its factorization.

54312667 is an evil number, because the sum of its binary digits is even.

The product of its digits is 30240, while the sum is 34.

The square root of 54312667 is about 7369.7128166571. The cubic root of 54312667 is about 378.7044221134.

The spelling of 54312667 in words is "fifty-four million, three hundred twelve thousand, six hundred sixty-seven".