9091534 has 4 divisors (see below), whose sum is σ = 13637304. Its totient is φ = 4545766.

The previous prime is 9091513. The next prime is 9091541. The reversal of 9091534 is 4351909.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 4351909 = 127 ⋅34267.

It is a junction number, because it is equal to n+sod(n) for n = 9091496 and 9091505.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 2272882 + ... + 2272885.

It is an arithmetic number, because the mean of its divisors is an integer number (3409326).

Almost surely, 2^9091534 is an apocalyptic number.

9091534 is a deficient number, since it is larger than the sum of its proper divisors (4545770).

9091534 is a wasteful number, since it uses less digits than its factorization.

9091534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4545769.

The product of its (nonzero) digits is 4860, while the sum is 31.

The square root of 9091534 is about 3015.2170734460. The cubic root of 9091534 is about 208.7111842921.

The spelling of 9091534 in words is "nine million, ninety-one thousand, five hundred thirty-four".