11747998 has 8 divisors (see below), whose sum is σ = 17638992. Its totient is φ = 5868336.

The previous prime is 11747971. The next prime is 11748031. The reversal of 11747998 is 89974711.

11747998 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

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, 586 + ... + 4882.

It is an arithmetic number, because the mean of its divisors is an integer number (2204874).

Almost surely, 2^11747998 is an apocalyptic number.

11747998 is a deficient number, since it is larger than the sum of its proper divisors (5890994).

11747998 is a wasteful number, since it uses less digits than its factorization.

11747998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5666.

The product of its digits is 127008, while the sum is 46.

The square root of 11747998 is about 3427.5352660476. The cubic root of 11747998 is about 227.3288847312.

The spelling of 11747998 in words is "eleven million, seven hundred forty-seven thousand, nine hundred ninety-eight".