11364139 has 4 divisors (see below), whose sum is σ = 11858256. Its totient is φ = 10870024.

The previous prime is 11364137. The next prime is 11364163. The reversal of 11364139 is 93146311.

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

It is a cyclic number.

It is not a de Polignac number, because 11364139 - 2¹ = 11364137 is a prime.

It is a super-2 number, since 2×11364139² = 258287310422642, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11364137) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 247024 + ... + 247069.

It is an arithmetic number, because the mean of its divisors is an integer number (2964564).

Almost surely, 2^11364139 is an apocalyptic number.

11364139 is a deficient number, since it is larger than the sum of its proper divisors (494117).

11364139 is an equidigital number, since it uses as much as digits as its factorization.

11364139 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 494116.

The product of its digits is 1944, while the sum is 28.

The square root of 11364139 is about 3371.0738645126. The cubic root of 11364139 is about 224.8254712403.

The spelling of 11364139 in words is "eleven million, three hundred sixty-four thousand, one hundred thirty-nine".