56653143 has 8 divisors (see below), whose sum is σ = 75702528. Its totient is φ = 37686264.

The previous prime is 56653139. The next prime is 56653147. The reversal of 56653143 is 34135665.

It is an interprime number because it is at equal distance from previous prime (56653139) and next prime (56653147).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 56653143 - 2² = 56653139 is a prime.

It is a super-2 number, since 2×56653143² = 6419157223556898, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56653147) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19005 + ... + 21782.

It is an arithmetic number, because the mean of its divisors is an integer number (9462816).

Almost surely, 2^56653143 is an apocalyptic number.

56653143 is a deficient number, since it is larger than the sum of its proper divisors (19049385).

56653143 is a wasteful number, since it uses less digits than its factorization.

56653143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41253.

The product of its digits is 32400, while the sum is 33.

The square root of 56653143 is about 7526.8282164535. The cubic root of 56653143 is about 384.0678929977.

The spelling of 56653143 in words is "fifty-six million, six hundred fifty-three thousand, one hundred forty-three".