56250143 has 2 divisors, whose sum is σ = 56250144. Its totient is φ = 56250142.

The previous prime is 56250107. The next prime is 56250163. The reversal of 56250143 is 34105265.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 56250143 - 2⁶ = 56250079 is a prime.

It is a nialpdrome in base 13.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (56250163) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28125071 + 28125072.

It is an arithmetic number, because the mean of its divisors is an integer number (28125072).

Almost surely, 2^56250143 is an apocalyptic number.

56250143 is a deficient number, since it is larger than the sum of its proper divisors (1).

56250143 is an equidigital number, since it uses as much as digits as its factorization.

56250143 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3600, while the sum is 26.

The square root of 56250143 is about 7500.0095333273. The cubic root of 56250143 is about 383.1550408846.

It can be divided in two parts, 562 and 50143, that added together give a palindrome (50705).

The spelling of 56250143 in words is "fifty-six million, two hundred fifty thousand, one hundred forty-three".