11377887 has 4 divisors (see below), whose sum is σ = 15170520. Its totient is φ = 7585256.

The previous prime is 11377871. The next prime is 11377937. The reversal of 11377887 is 78877311.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 78877311 = 3 ⋅26292437.

It is a cyclic number.

It is not a de Polignac number, because 11377887 - 2⁴ = 11377871 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11377087) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1896312 + ... + 1896317.

It is an arithmetic number, because the mean of its divisors is an integer number (3792630).

Almost surely, 2^11377887 is an apocalyptic number.

11377887 is a deficient number, since it is larger than the sum of its proper divisors (3792633).

11377887 is an equidigital number, since it uses as much as digits as its factorization.

11377887 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3792632.

The product of its digits is 65856, while the sum is 42.

The square root of 11377887 is about 3373.1123610102. The cubic root of 11377887 is about 224.9160971114.

The spelling of 11377887 in words is "eleven million, three hundred seventy-seven thousand, eight hundred eighty-seven".