11739387 has 16 divisors (see below), whose sum is σ = 17474688. Its totient is φ = 6948480.

The previous prime is 11739383. The next prime is 11739391. The reversal of 11739387 is 78393711.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (11739383) and next prime (11739391).

It is not a de Polignac number, because 11739387 - 2² = 11739383 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11739383) 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 15 ways as a sum of consecutive naturals, for example, 2718 + ... + 5555.

It is an arithmetic number, because the mean of its divisors is an integer number (1092168).

Almost surely, 2^11739387 is an apocalyptic number.

11739387 is a deficient number, since it is larger than the sum of its proper divisors (5735301).

11739387 is a wasteful number, since it uses less digits than its factorization.

11739387 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8330.

The product of its digits is 31752, while the sum is 39.

The square root of 11739387 is about 3426.2788853215. The cubic root of 11739387 is about 227.2733289536.

The spelling of 11739387 in words is "eleven million, seven hundred thirty-nine thousand, three hundred eighty-seven".