56940187 has 2 divisors, whose sum is σ = 56940188. Its totient is φ = 56940186.

The previous prime is 56940181. The next prime is 56940193. The reversal of 56940187 is 78104965.

It is a balanced prime because it is at equal distance from previous prime (56940181) and next prime (56940193).

It is a cyclic number.

It is not a de Polignac number, because 56940187 - 2¹⁹ = 56415899 is a prime.

It is a super-3 number, since 3×56940187³ (a number of 24 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (56940181) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28470093 + 28470094.

It is an arithmetic number, because the mean of its divisors is an integer number (28470094).

Almost surely, 2^56940187 is an apocalyptic number.

56940187 is a deficient number, since it is larger than the sum of its proper divisors (1).

56940187 is an equidigital number, since it uses as much as digits as its factorization.

56940187 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 60480, while the sum is 40.

The square root of 56940187 is about 7545.8721828560. The cubic root of 56940187 is about 384.7154517464.

The spelling of 56940187 in words is "fifty-six million, nine hundred forty thousand, one hundred eighty-seven".