91653142 has 16 divisors (see below), whose sum is σ = 157710240. Its totient is φ = 39132288.

The previous prime is 91653127. The next prime is 91653173. The reversal of 91653142 is 24135619.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8403 + ... + 15934.

It is an arithmetic number, because the mean of its divisors is an integer number (9856890).

Almost surely, 2^91653142 is an apocalyptic number.

91653142 is a deficient number, since it is larger than the sum of its proper divisors (66057098).

91653142 is a wasteful number, since it uses less digits than its factorization.

91653142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24615.

The product of its digits is 6480, while the sum is 31.

The square root of 91653142 is about 9573.5647488279. The cubic root of 91653142 is about 450.8676953714.

The spelling of 91653142 in words is "ninety-one million, six hundred fifty-three thousand, one hundred forty-two".