56373143 has 4 divisors (see below), whose sum is σ = 57328680. Its totient is φ = 55417608.

The previous prime is 56373131. The next prime is 56373157. The reversal of 56373143 is 34137365.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 34137365 = 5 ⋅6827473.

It is a cyclic number.

It is not a de Polignac number, because 56373143 - 2⁴ = 56373127 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56373103) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 477680 + ... + 477797.

It is an arithmetic number, because the mean of its divisors is an integer number (14332170).

Almost surely, 2^56373143 is an apocalyptic number.

56373143 is a deficient number, since it is larger than the sum of its proper divisors (955537).

56373143 is an equidigital number, since it uses as much as digits as its factorization.

56373143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 955536.

The product of its digits is 22680, while the sum is 32.

The square root of 56373143 is about 7508.2050451489. The cubic root of 56373143 is about 383.4341143124.

The spelling of 56373143 in words is "fifty-six million, three hundred seventy-three thousand, one hundred forty-three".