91429134 has 32 divisors (see below), whose sum is σ = 187238304. Its totient is φ = 29752320.

The previous prime is 91429133. The next prime is 91429181. The reversal of 91429134 is 43192419.

It is a junction number, because it is equal to n+sod(n) for n = 91429095 and 91429104.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (91429133) 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 15 ways as a sum of consecutive naturals, for example, 76042 + ... + 77234.

It is an arithmetic number, because the mean of its divisors is an integer number (5851197).

Almost surely, 2^91429134 is an apocalyptic number.

91429134 is an abundant number, since it is smaller than the sum of its proper divisors (95809170).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

91429134 is a wasteful number, since it uses less digits than its factorization.

91429134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1492.

The product of its digits is 7776, while the sum is 33.

The square root of 91429134 is about 9561.8582921940. The cubic root of 91429134 is about 450.5000761681.

The spelling of 91429134 in words is "ninety-one million, four hundred twenty-nine thousand, one hundred thirty-four".