11959497 has 24 divisors (see below), whose sum is σ = 19038240. Its totient is φ = 7174080.

The previous prime is 11959489. The next prime is 11959543. The reversal of 11959497 is 79495911.

It is not a de Polignac number, because 11959497 - 2³ = 11959489 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11959427) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10029 + ... + 11157.

It is an arithmetic number, because the mean of its divisors is an integer number (793260).

Almost surely, 2^11959497 is an apocalyptic number.

It is an amenable number.

11959497 is a deficient number, since it is larger than the sum of its proper divisors (7078743).

11959497 is a wasteful number, since it uses less digits than its factorization.

11959497 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1253 (or 1250 counting only the distinct ones).

The product of its digits is 102060, while the sum is 45.

The square root of 11959497 is about 3458.2505692908. The cubic root of 11959497 is about 228.6849783842.

The spelling of 11959497 in words is "eleven million, nine hundred fifty-nine thousand, four hundred ninety-seven".