56329019 has 2 divisors, whose sum is σ = 56329020. Its totient is φ = 56329018.

The previous prime is 56328997. The next prime is 56329037. The reversal of 56329019 is 91092365.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 56329019 - 2¹⁶ = 56263483 is a prime.

It is a super-2 number, since 2×56329019² = 6345916763004722, which contains 22 as substring.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 56329019.

It is not a weakly prime, because it can be changed into another prime (56329069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28164509 + 28164510.

It is an arithmetic number, because the mean of its divisors is an integer number (28164510).

Almost surely, 2^56329019 is an apocalyptic number.

56329019 is a deficient number, since it is larger than the sum of its proper divisors (1).

56329019 is an equidigital number, since it uses as much as digits as its factorization.

56329019 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 14580, while the sum is 35.

The square root of 56329019 is about 7505.2660845569. The cubic root of 56329019 is about 383.3340485599.

The spelling of 56329019 in words is "fifty-six million, three hundred twenty-nine thousand, nineteen".