11887402 has 4 divisors (see below), whose sum is σ = 17831106. Its totient is φ = 5943700.

The previous prime is 11887387. The next prime is 11887429. The reversal of 11887402 is 20478811.

11887402 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 8994001 + 2893401 = 2999^2 + 1701^2 .

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2971849 + ... + 2971852.

Almost surely, 2^11887402 is an apocalyptic number.

11887402 is a deficient number, since it is larger than the sum of its proper divisors (5943704).

11887402 is an equidigital number, since it uses as much as digits as its factorization.

11887402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5943703.

The product of its (nonzero) digits is 3584, while the sum is 31.

The square root of 11887402 is about 3447.8111897260. The cubic root of 11887402 is about 228.2245274602.

The spelling of 11887402 in words is "eleven million, eight hundred eighty-seven thousand, four hundred two".