11791402 has 16 divisors (see below), whose sum is σ = 20401920. Its totient is φ = 5006448.

The previous prime is 11791399. The next prime is 11791411. The reversal of 11791402 is 20419711.

It is a super-2 number, since 2×11791402² = 278074322251208, which contains 22 as substring.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 2338 + ... + 5389.

It is an arithmetic number, because the mean of its divisors is an integer number (1275120).

Almost surely, 2^11791402 is an apocalyptic number.

11791402 is a deficient number, since it is larger than the sum of its proper divisors (8610518).

11791402 is a wasteful number, since it uses less digits than its factorization.

11791402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7845.

The product of its (nonzero) digits is 504, while the sum is 25.

The square root of 11791402 is about 3433.8610921236. The cubic root of 11791402 is about 227.6085027654.

It can be divided in two parts, 117 and 91402, that added together give a palindrome (91519).

The spelling of 11791402 in words is "eleven million, seven hundred ninety-one thousand, four hundred two".