54455207 has 2 divisors, whose sum is σ = 54455208. Its totient is φ = 54455206.

The previous prime is 54455161. The next prime is 54455239. The reversal of 54455207 is 70255445.

It is an a-pointer prime, because the next prime (54455239) can be obtained adding 54455207 to its sum of digits (32).

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 54455207 - 2¹⁴ = 54438823 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (54455507) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27227603 + 27227604.

It is an arithmetic number, because the mean of its divisors is an integer number (27227604).

Almost surely, 2^54455207 is an apocalyptic number.

54455207 is a deficient number, since it is larger than the sum of its proper divisors (1).

54455207 is an equidigital number, since it uses as much as digits as its factorization.

54455207 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 28000, while the sum is 32.

The square root of 54455207 is about 7379.3771417376. The cubic root of 54455207 is about 379.0354276121.

The spelling of 54455207 in words is "fifty-four million, four hundred fifty-five thousand, two hundred seven".