11402739 has 12 divisors (see below), whose sum is σ = 16511976. Its totient is φ = 7582752.

The previous prime is 11402737. The next prime is 11402747. The reversal of 11402739 is 93720411.

11402739 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 11402739 - 2¹ = 11402737 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11402731) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2847 + ... + 5559.

It is an arithmetic number, because the mean of its divisors is an integer number (1375998).

Almost surely, 2^11402739 is an apocalyptic number.

11402739 is a deficient number, since it is larger than the sum of its proper divisors (5109237).

11402739 is a wasteful number, since it uses less digits than its factorization.

11402739 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3186 (or 3183 counting only the distinct ones).

The product of its (nonzero) digits is 1512, while the sum is 27.

The square root of 11402739 is about 3376.7941897605. The cubic root of 11402739 is about 225.0797347035.

The spelling of 11402739 in words is "eleven million, four hundred two thousand, seven hundred thirty-nine".