1163465 has 16 divisors (see below), whose sum is σ = 1513920. Its totient is φ = 855360.

The previous prime is 1163441. The next prime is 1163467. The reversal of 1163465 is 5643611.

It is not a de Polignac number, because 1163465 - 2²⁰ = 114889 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1163467) 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, 3350 + ... + 3680.

It is an arithmetic number, because the mean of its divisors is an integer number (94620).

2^1163465 is an apocalyptic number.

It is an amenable number.

1163465 is a deficient number, since it is larger than the sum of its proper divisors (350455).

1163465 is a wasteful number, since it uses less digits than its factorization.

1163465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 392.

The product of its digits is 2160, while the sum is 26.

The square root of 1163465 is about 1078.6403478454. The cubic root of 1163465 is about 105.1762723164.

The spelling of 1163465 in words is "one million, one hundred sixty-three thousand, four hundred sixty-five".