11740139 has 4 divisors (see below), whose sum is σ = 11856480. Its totient is φ = 11623800.

The previous prime is 11740129. The next prime is 11740151. The reversal of 11740139 is 93104711.

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 11740139 - 2⁴ = 11740123 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11740129) 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, 58019 + ... + 58220.

It is an arithmetic number, because the mean of its divisors is an integer number (2964120).

Almost surely, 2^11740139 is an apocalyptic number.

11740139 is a deficient number, since it is larger than the sum of its proper divisors (116341).

11740139 is a wasteful number, since it uses less digits than its factorization.

11740139 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116340.

The product of its (nonzero) digits is 756, while the sum is 26.

The square root of 11740139 is about 3426.3886236094. The cubic root of 11740139 is about 227.2781817309.

The spelling of 11740139 in words is "eleven million, seven hundred forty thousand, one hundred thirty-nine".