11613667 has 4 divisors (see below), whose sum is σ = 12507040. Its totient is φ = 10720296.

The previous prime is 11613649. The next prime is 11613677. The reversal of 11613667 is 76631611.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11613667 is a prime.

It is a super-2 number, since 2×11613667² = 269754522373778, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11613677) 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, 446667 + ... + 446692.

It is an arithmetic number, because the mean of its divisors is an integer number (3126760).

Almost surely, 2^11613667 is an apocalyptic number.

11613667 is a deficient number, since it is larger than the sum of its proper divisors (893373).

11613667 is an equidigital number, since it uses as much as digits as its factorization.

11613667 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 893372.

The product of its digits is 4536, while the sum is 31.

The square root of 11613667 is about 3407.8830672428. The cubic root of 11613667 is about 226.4591066588.

The spelling of 11613667 in words is "eleven million, six hundred thirteen thousand, six hundred sixty-seven".