56861423 has 2 divisors, whose sum is σ = 56861424. Its totient is φ = 56861422.

The previous prime is 56861417. The next prime is 56861429. The reversal of 56861423 is 32416865.

It is a balanced prime because it is at equal distance from previous prime (56861417) and next prime (56861429).

It is a cyclic number.

It is not a de Polignac number, because 56861423 - 2²⁴ = 40084207 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (56861429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28430711 + 28430712.

It is an arithmetic number, because the mean of its divisors is an integer number (28430712).

Almost surely, 2^56861423 is an apocalyptic number.

56861423 is a deficient number, since it is larger than the sum of its proper divisors (1).

56861423 is an equidigital number, since it uses as much as digits as its factorization.

56861423 is an evil number, because the sum of its binary digits is even.

The product of its digits is 34560, while the sum is 35.

The square root of 56861423 is about 7540.6513644380. The cubic root of 56861423 is about 384.5379806604.

The spelling of 56861423 in words is "fifty-six million, eight hundred sixty-one thousand, four hundred twenty-three".