11311402 has 8 divisors (see below), whose sum is σ = 17056512. Its totient is φ = 5625900.

The previous prime is 11311397. The next prime is 11311453. The reversal of 11311402 is 20411311.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 14424 + ... + 15187.

It is an arithmetic number, because the mean of its divisors is an integer number (2132064).

Almost surely, 2^11311402 is an apocalyptic number.

11311402 is a deficient number, since it is larger than the sum of its proper divisors (5745110).

11311402 is a wasteful number, since it uses less digits than its factorization.

11311402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29804.

The product of its (nonzero) digits is 24, while the sum is 13.

The square root of 11311402 is about 3363.2427804130. The cubic root of 11311402 is about 224.4771530462.

Adding to 11311402 its reverse (20411311), we get a palindrome (31722713).

Subtracting 11311402 from its reverse (20411311), we obtain a palindrome (9099909).

The spelling of 11311402 in words is "eleven million, three hundred eleven thousand, four hundred two".