11274565 has 8 divisors (see below), whose sum is σ = 13547520. Its totient is φ = 9007632.

The previous prime is 11274551. The next prime is 11274589. The reversal of 11274565 is 56547211.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11274565 is a prime.

It is a congruent number.

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, 6412 + ... + 7978.

It is an arithmetic number, because the mean of its divisors is an integer number (1693440).

Almost surely, 2^11274565 is an apocalyptic number.

It is an amenable number.

11274565 is a deficient number, since it is larger than the sum of its proper divisors (2272955).

11274565 is a wasteful number, since it uses less digits than its factorization.

11274565 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3011.

The product of its digits is 8400, while the sum is 31.

The square root of 11274565 is about 3357.7619034113. The cubic root of 11274565 is about 224.2332087035.

It can be divided in two parts, 11 and 274565, that added together give a square (274576 = 524²).

The spelling of 11274565 in words is "eleven million, two hundred seventy-four thousand, five hundred sixty-five".