11156464 has 20 divisors (see below), whose sum is σ = 23581080. Its totient is φ = 5071040.

The previous prime is 11156461. The next prime is 11156489. The reversal of 11156464 is 46465111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11156461) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31519 + ... + 31870.

It is an arithmetic number, because the mean of its divisors is an integer number (1179054).

Almost surely, 2^11156464 is an apocalyptic number.

It is an amenable number.

11156464 is an abundant number, since it is smaller than the sum of its proper divisors (12424616).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11156464 is a wasteful number, since it uses less digits than its factorization.

11156464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63408 (or 63402 counting only the distinct ones).

The product of its digits is 2880, while the sum is 28.

The square root of 11156464 is about 3340.1293388131. The cubic root of 11156464 is about 223.4475117264.

It can be divided in two parts, 111564 and 64, that added together give a triangular number (111628 = T₄₇₂).

The spelling of 11156464 in words is "eleven million, one hundred fifty-six thousand, four hundred sixty-four".