90000134 has 16 divisors (see below), whose sum is σ = 156902400. Its totient is φ = 37917384.

The previous prime is 90000133. The next prime is 90000149. The reversal of 90000134 is 43100009.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (90000133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 53654 + ... + 55305.

It is an arithmetic number, because the mean of its divisors is an integer number (9806400).

Almost surely, 2^90000134 is an apocalyptic number.

90000134 is a deficient number, since it is larger than the sum of its proper divisors (66902266).

90000134 is a wasteful number, since it uses less digits than its factorization.

90000134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109027.

The product of its (nonzero) digits is 108, while the sum is 17.

The square root of 90000134 is about 9486.8400429226. The cubic root of 90000134 is about 448.1406970661.

The spelling of 90000134 in words is "ninety million, one hundred thirty-four", and thus it is an aban number.