91154852 has 6 divisors (see below), whose sum is σ = 159520998. Its totient is φ = 45577424.

The previous prime is 91154831. The next prime is 91154873. The reversal of 91154852 is 25845119.

It is an interprime number because it is at equal distance from previous prime (91154831) and next prime (91154873).

It can be written as a sum of positive squares in only one way, i.e., 64384576 + 26770276 = 8024^2 + 5174^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11394353 + ... + 11394360.

It is an arithmetic number, because the mean of its divisors is an integer number (26586833).

Almost surely, 2^91154852 is an apocalyptic number.

It is an amenable number.

91154852 is a deficient number, since it is larger than the sum of its proper divisors (68366146).

91154852 is a wasteful number, since it uses less digits than its factorization.

91154852 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22788717 (or 22788715 counting only the distinct ones).

The product of its digits is 14400, while the sum is 35.

The square root of 91154852 is about 9547.5050144004. The cubic root of 91154852 is about 450.0491337297.

The spelling of 91154852 in words is "ninety-one million, one hundred fifty-four thousand, eight hundred fifty-two".