111077993 has 8 divisors (see below), whose sum is σ = 119867328. Its totient is φ = 102323664.

The previous prime is 111077969. The next prime is 111077999. The reversal of 111077993 is 399770111.

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

It is a cyclic number.

It is not a de Polignac number, because 111077993 - 2²⁰ = 110029417 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111077999) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1955 + ... + 15032.

It is an arithmetic number, because the mean of its divisors is an integer number (14983416).

Almost surely, 2^111077993 is an apocalyptic number.

111077993 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

111077993 is a deficient number, since it is larger than the sum of its proper divisors (8789335).

111077993 is a wasteful number, since it uses less digits than its factorization.

111077993 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17503.

The product of its (nonzero) digits is 11907, while the sum is 38.

The square root of 111077993 is about 10539.3544868744. The cubic root of 111077993 is about 480.7020874412.

The spelling of 111077993 in words is "one hundred eleven million, seventy-seven thousand, nine hundred ninety-three".