11998077 has 32 divisors (see below), whose sum is σ = 19998720. Its totient is φ = 6229440.

The previous prime is 11998067. The next prime is 11998121. The reversal of 11998077 is 77089911.

It is a happy number.

11998077 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11998077 - 2⁶ = 11998013 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11998067) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 19074 + ... + 19692.

It is an arithmetic number, because the mean of its divisors is an integer number (624960).

Almost surely, 2^11998077 is an apocalyptic number.

It is an amenable number.

11998077 is a deficient number, since it is larger than the sum of its proper divisors (8000643).

11998077 is a wasteful number, since it uses less digits than its factorization.

11998077 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 713.

The product of its (nonzero) digits is 31752, while the sum is 42.

The square root of 11998077 is about 3463.8240428752. The cubic root of 11998077 is about 228.9306184935.

The spelling of 11998077 in words is "eleven million, nine hundred ninety-eight thousand, seventy-seven".