54455279 has 2 divisors, whose sum is σ = 54455280. Its totient is φ = 54455278.

The previous prime is 54455239. The next prime is 54455309. The reversal of 54455279 is 97255445.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-54455279 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (54455239) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27227639 + 27227640.

It is an arithmetic number, because the mean of its divisors is an integer number (27227640).

Almost surely, 2^54455279 is an apocalyptic number.

54455279 is a deficient number, since it is larger than the sum of its proper divisors (1).

54455279 is an equidigital number, since it uses as much as digits as its factorization.

54455279 is an evil number, because the sum of its binary digits is even.

The product of its digits is 252000, while the sum is 41.

The square root of 54455279 is about 7379.3820201965. The cubic root of 54455279 is about 379.0355946640.

The spelling of 54455279 in words is "fifty-four million, four hundred fifty-five thousand, two hundred seventy-nine".