11864739 has 16 divisors (see below), whose sum is σ = 16360704. Its totient is φ = 7644000.

The previous prime is 11864737. The next prime is 11864761. The reversal of 11864739 is 93746811.

11864739 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11864739 - 2¹ = 11864737 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11864697 and 11864706.

It is not an unprimeable number, because it can be changed into a prime (11864737) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10764 + ... + 11814.

It is an arithmetic number, because the mean of its divisors is an integer number (1022544).

Almost surely, 2^11864739 is an apocalyptic number.

11864739 is a deficient number, since it is larger than the sum of its proper divisors (4495965).

11864739 is a wasteful number, since it uses less digits than its factorization.

11864739 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1178.

The product of its digits is 36288, while the sum is 39.

The square root of 11864739 is about 3444.5230439061. The cubic root of 11864739 is about 228.0794006313.

The spelling of 11864739 in words is "eleven million, eight hundred sixty-four thousand, seven hundred thirty-nine".