54972419 has 2 divisors, whose sum is σ = 54972420. Its totient is φ = 54972418.

The previous prime is 54972347. The next prime is 54972433. The reversal of 54972419 is 91427945.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-54972419 is a prime.

It is a super-2 number, since 2×54972419² = 6043933701423122, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (54975419) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27486209 + 27486210.

It is an arithmetic number, because the mean of its divisors is an integer number (27486210).

Almost surely, 2^54972419 is an apocalyptic number.

54972419 is a deficient number, since it is larger than the sum of its proper divisors (1).

54972419 is an equidigital number, since it uses as much as digits as its factorization.

54972419 is an evil number, because the sum of its binary digits is even.

The product of its digits is 90720, while the sum is 41.

The square root of 54972419 is about 7414.3387432731. The cubic root of 54972419 is about 380.2316662157.

The spelling of 54972419 in words is "fifty-four million, nine hundred seventy-two thousand, four hundred nineteen".