11497023 has 12 divisors (see below), whose sum is σ = 16643640. Its totient is φ = 7647696.

The previous prime is 11497019. The next prime is 11497051. The reversal of 11497023 is 32079411.

It is not a de Polignac number, because 11497023 - 2² = 11497019 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11497523) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3933 + ... + 6201.

It is an arithmetic number, because the mean of its divisors is an integer number (1386970).

Almost surely, 2^11497023 is an apocalyptic number.

11497023 is a deficient number, since it is larger than the sum of its proper divisors (5146617).

11497023 is a wasteful number, since it uses less digits than its factorization.

11497023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2838 (or 2835 counting only the distinct ones).

The product of its (nonzero) digits is 1512, while the sum is 27.

The square root of 11497023 is about 3390.7260284488. The cubic root of 11497023 is about 225.6983929303.

The spelling of 11497023 in words is "eleven million, four hundred ninety-seven thousand, twenty-three".