11980465 has 8 divisors (see below), whose sum is σ = 16430400. Its totient is φ = 8215152.

The previous prime is 11980459. The next prime is 11980483. The reversal of 11980465 is 56408911.

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

It is a cyclic number.

It is not a de Polignac number, because 11980465 - 2³ = 11980457 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11980465.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 171115 + ... + 171184.

It is an arithmetic number, because the mean of its divisors is an integer number (2053800).

Almost surely, 2^11980465 is an apocalyptic number.

It is an amenable number.

11980465 is a deficient number, since it is larger than the sum of its proper divisors (4449935).

11980465 is an equidigital number, since it uses as much as digits as its factorization.

11980465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 342311.

The product of its (nonzero) digits is 8640, while the sum is 34.

The square root of 11980465 is about 3461.2808322932. The cubic root of 11980465 is about 228.8185477429.

The spelling of 11980465 in words is "eleven million, nine hundred eighty thousand, four hundred sixty-five".