11666253 has 8 divisors (see below), whose sum is σ = 15660000. Its totient is φ = 7725008.

The previous prime is 11666251. The next prime is 11666257. The reversal of 11666253 is 35266611.

11666253 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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 11666253 - 2¹ = 11666251 is a prime.

It is a super-2 number, since 2×11666253² = 272202918120018, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 11666253.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11666251) 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, 12603 + ... + 13496.

It is an arithmetic number, because the mean of its divisors is an integer number (1957500).

Almost surely, 2^11666253 is an apocalyptic number.

It is an amenable number.

11666253 is a deficient number, since it is larger than the sum of its proper divisors (3993747).

11666253 is a wasteful number, since it uses less digits than its factorization.

11666253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26251.

The product of its digits is 6480, while the sum is 30.

The square root of 11666253 is about 3415.5897001836. The cubic root of 11666253 is about 226.8003899038.

It can be divided in two parts, 1166625 and 3, that added together give a triangular number (1166628 = T₁₅₂₇).

The spelling of 11666253 in words is "eleven million, six hundred sixty-six thousand, two hundred fifty-three".