11461965 has 8 divisors (see below), whose sum is σ = 18339168. Its totient is φ = 6113040.

The previous prime is 11461963. The next prime is 11461979. The reversal of 11461965 is 56916411.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 11461965 - 2¹ = 11461963 is a prime.

It is a super-2 number, since 2×11461965² = 262753283322450, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11461963) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 382051 + ... + 382080.

It is an arithmetic number, because the mean of its divisors is an integer number (2292396).

Almost surely, 2^11461965 is an apocalyptic number.

11461965 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11461965 is a deficient number, since it is larger than the sum of its proper divisors (6877203).

11461965 is an equidigital number, since it uses as much as digits as its factorization.

11461965 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 764139.

The product of its digits is 6480, while the sum is 33.

The square root of 11461965 is about 3385.5523921511. The cubic root of 11461965 is about 225.4687511496.

The spelling of 11461965 in words is "eleven million, four hundred sixty-one thousand, nine hundred sixty-five".