11542965 has 32 divisors (see below), whose sum is σ = 21565440. Its totient is φ = 5162304.

The previous prime is 11542939. The next prime is 11542997. The reversal of 11542965 is 56924511.

It is not a de Polignac number, because 11542965 - 2¹⁰ = 11541941 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3766 + ... + 6104.

It is an arithmetic number, because the mean of its divisors is an integer number (673920).

Almost surely, 2^11542965 is an apocalyptic number.

11542965 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11542965 is a deficient number, since it is larger than the sum of its proper divisors (10022475).

11542965 is a wasteful number, since it uses less digits than its factorization.

11542965 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2401.

The product of its digits is 10800, while the sum is 33.

The square root of 11542965 is about 3397.4939293544. The cubic root of 11542965 is about 225.9986229587.

The spelling of 11542965 in words is "eleven million, five hundred forty-two thousand, nine hundred sixty-five".