54656419 has 2 divisors, whose sum is σ = 54656420. Its totient is φ = 54656418.

The previous prime is 54656401. The next prime is 54656429. The reversal of 54656419 is 91465645.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 54656419 - 2⁹ = 54655907 is a prime.

It is a super-2 number, since 2×54656419² = 5974648275807122, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (54656429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27328209 + 27328210.

It is an arithmetic number, because the mean of its divisors is an integer number (27328210).

Almost surely, 2^54656419 is an apocalyptic number.

54656419 is a deficient number, since it is larger than the sum of its proper divisors (1).

54656419 is an equidigital number, since it uses as much as digits as its factorization.

54656419 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 129600, while the sum is 40.

The square root of 54656419 is about 7392.9979710534. The cubic root of 54656419 is about 379.5016991169.

It can be divided in two parts, 546 and 56419, that added together give a palindrome (56965).

The spelling of 54656419 in words is "fifty-four million, six hundred fifty-six thousand, four hundred nineteen".