91000954 has 24 divisors (see below), whose sum is σ = 150534720. Its totient is φ = 41227560.

The previous prime is 91000933. The next prime is 91000963. The reversal of 91000954 is 45900019.

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 in 11 ways as a sum of consecutive naturals, for example, 126207 + ... + 126925.

It is an arithmetic number, because the mean of its divisors is an integer number (6272280).

Almost surely, 2^91000954 is an apocalyptic number.

91000954 is a deficient number, since it is larger than the sum of its proper divisors (59533766).

91000954 is a wasteful number, since it uses less digits than its factorization.

91000954 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1266 (or 1255 counting only the distinct ones).

The product of its (nonzero) digits is 1620, while the sum is 28.

The square root of 91000954 is about 9539.4420172251. The cubic root of 91000954 is about 449.7957163302.

The spelling of 91000954 in words is "ninety-one million, nine hundred fifty-four", and thus it is an aban number.