54003967 has 2 divisors, whose sum is σ = 54003968. Its totient is φ = 54003966.

The previous prime is 54003919. The next prime is 54003991. The reversal of 54003967 is 76930045.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 54003967 - 2¹⁵ = 53971199 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (54003997) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27001983 + 27001984.

It is an arithmetic number, because the mean of its divisors is an integer number (27001984).

Almost surely, 2^54003967 is an apocalyptic number.

54003967 is a deficient number, since it is larger than the sum of its proper divisors (1).

54003967 is an equidigital number, since it uses as much as digits as its factorization.

54003967 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 22680, while the sum is 34.

The square root of 54003967 is about 7348.7391435538. The cubic root of 54003967 is about 377.9855704952.

The spelling of 54003967 in words is "fifty-four million, three thousand, nine hundred sixty-seven".