56412019 has 2 divisors, whose sum is σ = 56412020. Its totient is φ = 56412018.

The previous prime is 56411987. The next prime is 56412043. The reversal of 56412019 is 91021465.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 56412019 - 2⁵ = 56411987 is a prime.

It is a super-2 number, since 2×56412019² = 6364631775312722, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (56412049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28206009 + 28206010.

It is an arithmetic number, because the mean of its divisors is an integer number (28206010).

Almost surely, 2^56412019 is an apocalyptic number.

56412019 is a deficient number, since it is larger than the sum of its proper divisors (1).

56412019 is an equidigital number, since it uses as much as digits as its factorization.

56412019 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2160, while the sum is 28.

The square root of 56412019 is about 7510.7935000238. The cubic root of 56412019 is about 383.5222352306.

The spelling of 56412019 in words is "fifty-six million, four hundred twelve thousand, nineteen".