93513081 has 16 divisors (see below), whose sum is σ = 133148160. Its totient is φ = 58248960.

The previous prime is 93513071. The next prime is 93513109. The reversal of 93513081 is 18031539.

It is a happy number.

It is not a de Polignac number, because 93513081 - 2⁹ = 93512569 is a prime.

It is a super-2 number, since 2×93513081² = 17489392636225122, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (93513031) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14640 + ... + 20033.

It is an arithmetic number, because the mean of its divisors is an integer number (8321760).

Almost surely, 2^93513081 is an apocalyptic number.

It is an amenable number.

93513081 is a deficient number, since it is larger than the sum of its proper divisors (39635079).

93513081 is a wasteful number, since it uses less digits than its factorization.

93513081 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34736.

The product of its (nonzero) digits is 3240, while the sum is 30.

The square root of 93513081 is about 9670.2161816580. The cubic root of 93513081 is about 453.8971494911.

The spelling of 93513081 in words is "ninety-three million, five hundred thirteen thousand, eighty-one".