56389135 has 8 divisors (see below), whose sum is σ = 73818576. Its totient is φ = 41010240.

The previous prime is 56389129. The next prime is 56389139. The reversal of 56389135 is 53198365.

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

It is not a de Polignac number, because 56389135 - 2³ = 56389127 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 (56389139) 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, 512574 + ... + 512683.

It is an arithmetic number, because the mean of its divisors is an integer number (9227322).

Almost surely, 2^56389135 is an apocalyptic number.

56389135 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

56389135 is a deficient number, since it is larger than the sum of its proper divisors (17429441).

56389135 is a wasteful number, since it uses less digits than its factorization.

56389135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1025273.

The product of its digits is 97200, while the sum is 40.

The square root of 56389135 is about 7509.2699378834. The cubic root of 56389135 is about 383.4703685657.

It can be divided in two parts, 563 and 89135, that added together give a palindrome (89698).

The spelling of 56389135 in words is "fifty-six million, three hundred eighty-nine thousand, one hundred thirty-five".