56202143 has 2 divisors, whose sum is σ = 56202144. Its totient is φ = 56202142.

The previous prime is 56202137. The next prime is 56202151. The reversal of 56202143 is 34120265.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 56202143 - 2¹² = 56198047 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (56202173) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28101071 + 28101072.

It is an arithmetic number, because the mean of its divisors is an integer number (28101072).

Almost surely, 2^56202143 is an apocalyptic number.

56202143 is a deficient number, since it is larger than the sum of its proper divisors (1).

56202143 is an equidigital number, since it uses as much as digits as its factorization.

56202143 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 56202143 is about 7496.8088544393. The cubic root of 56202143 is about 383.0460238239.

The spelling of 56202143 in words is "fifty-six million, two hundred two thousand, one hundred forty-three".