54005207 has 2 divisors, whose sum is σ = 54005208. Its totient is φ = 54005206.

The previous prime is 54005197. The next prime is 54005257. The reversal of 54005207 is 70250045.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 54005207 - 2²⁴ = 37227991 is a prime.

It is a super-2 number, since 2×54005207² = 5833124766225698, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (54005257) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27002603 + 27002604.

It is an arithmetic number, because the mean of its divisors is an integer number (27002604).

Almost surely, 2^54005207 is an apocalyptic number.

54005207 is a deficient number, since it is larger than the sum of its proper divisors (1).

54005207 is an equidigital number, since it uses as much as digits as its factorization.

54005207 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1400, while the sum is 23.

The square root of 54005207 is about 7348.8235112840. The cubic root of 54005207 is about 377.9884634834.

The spelling of 54005207 in words is "fifty-four million, five thousand, two hundred seven".