88113551 has 4 divisors (see below), whose sum is σ = 90262704. Its totient is φ = 85964400.

The previous prime is 88113527. The next prime is 88113559. The reversal of 88113551 is 15531188.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 88113551 - 2²² = 83919247 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 (88113559) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1074515 + ... + 1074596.

It is an arithmetic number, because the mean of its divisors is an integer number (22565676).

Almost surely, 2^88113551 is an apocalyptic number.

88113551 is a deficient number, since it is larger than the sum of its proper divisors (2149153).

88113551 is a wasteful number, since it uses less digits than its factorization.

88113551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2149152.

The product of its digits is 4800, while the sum is 32.

The square root of 88113551 is about 9386.8818571451. The cubic root of 88113551 is about 444.9872504027.

The spelling of 88113551 in words is "eighty-eight million, one hundred thirteen thousand, five hundred fifty-one".