11402691 has 8 divisors (see below), whose sum is σ = 15226704. Its totient is φ = 7590240.

The previous prime is 11402683. The next prime is 11402693. The reversal of 11402691 is 19620411.

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

It is not a de Polignac number, because 11402691 - 2³ = 11402683 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11402693) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 240 + ... + 4781.

It is an arithmetic number, because the mean of its divisors is an integer number (1903338).

Almost surely, 2^11402691 is an apocalyptic number.

11402691 is a deficient number, since it is larger than the sum of its proper divisors (3824013).

11402691 is an equidigital number, since it uses as much as digits as its factorization.

11402691 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5781.

The product of its (nonzero) digits is 432, while the sum is 24.

The square root of 11402691 is about 3376.7870824202. The cubic root of 11402691 is about 225.0794188776.

The spelling of 11402691 in words is "eleven million, four hundred two thousand, six hundred ninety-one".