11618612 has 6 divisors (see below), whose sum is σ = 20332578. Its totient is φ = 5809304.

The previous prime is 11618597. The next prime is 11618617. The reversal of 11618612 is 21681611.

It can be written as a sum of positive squares in only one way, i.e., 6574096 + 5044516 = 2564^2 + 2246^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11618617) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1452323 + ... + 1452330.

It is an arithmetic number, because the mean of its divisors is an integer number (3388763).

Almost surely, 2^11618612 is an apocalyptic number.

It is an amenable number.

11618612 is a deficient number, since it is larger than the sum of its proper divisors (8713966).

11618612 is a wasteful number, since it uses less digits than its factorization.

11618612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2904657 (or 2904655 counting only the distinct ones).

The product of its digits is 576, while the sum is 26.

The square root of 11618612 is about 3408.6085137487. The cubic root of 11618612 is about 226.4912435478.

The spelling of 11618612 in words is "eleven million, six hundred eighteen thousand, six hundred twelve".