11401642 has 8 divisors (see below), whose sum is σ = 19545696. Its totient is φ = 4886412.

The previous prime is 11401639. The next prime is 11401657. The reversal of 11401642 is 24610411.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 407188 + ... + 407215.

It is an arithmetic number, because the mean of its divisors is an integer number (2443212).

Almost surely, 2^11401642 is an apocalyptic number.

11401642 is a deficient number, since it is larger than the sum of its proper divisors (8144054).

11401642 is an equidigital number, since it uses as much as digits as its factorization.

11401642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 814412.

The product of its (nonzero) digits is 192, while the sum is 19.

The square root of 11401642 is about 3376.6317536859. The cubic root of 11401642 is about 225.0725165434.

The spelling of 11401642 in words is "eleven million, four hundred one thousand, six hundred forty-two".