11965497 has 16 divisors (see below), whose sum is σ = 17525760. Its totient is φ = 7227792.

The previous prime is 11965493. The next prime is 11965507. The reversal of 11965497 is 79456911.

11965497 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11965497 - 2² = 11965493 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11965493) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3253 + ... + 5874.

It is an arithmetic number, because the mean of its divisors is an integer number (1095360).

Almost surely, 2^11965497 is an apocalyptic number.

It is an amenable number.

11965497 is a deficient number, since it is larger than the sum of its proper divisors (5560263).

11965497 is a wasteful number, since it uses less digits than its factorization.

11965497 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9172.

The product of its digits is 68040, while the sum is 42.

The square root of 11965497 is about 3459.1179511546. The cubic root of 11965497 is about 228.7232152341.

The spelling of 11965497 in words is "eleven million, nine hundred sixty-five thousand, four hundred ninety-seven".