56037143 has 2 divisors, whose sum is σ = 56037144. Its totient is φ = 56037142.

The previous prime is 56037103. The next prime is 56037161. The reversal of 56037143 is 34173065.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 56037143 - 2⁸ = 56036887 is a prime.

It is a super-2 number, since 2×56037143² = 6280322791204898, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (56037103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28018571 + 28018572.

It is an arithmetic number, because the mean of its divisors is an integer number (28018572).

Almost surely, 2^56037143 is an apocalyptic number.

56037143 is a deficient number, since it is larger than the sum of its proper divisors (1).

56037143 is an equidigital number, since it uses as much as digits as its factorization.

56037143 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7560, while the sum is 29.

The square root of 56037143 is about 7485.7960832499. The cubic root of 56037143 is about 382.6708035781.

The spelling of 56037143 in words is "fifty-six million, thirty-seven thousand, one hundred forty-three".