1118123670 has 32 divisors (see below), whose sum is σ = 2684792160. Its totient is φ = 298022400.

The previous prime is 1118123659. The next prime is 1118123687. The reversal of 1118123670 is 763218111.

1118123670 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 63870 + ... + 79470.

It is an arithmetic number, because the mean of its divisors is an integer number (83899755).

Almost surely, 2^1118123670 is an apocalyptic number.

1118123670 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1118123670 is an abundant number, since it is smaller than the sum of its proper divisors (1566668490).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1118123670 is a wasteful number, since it uses less digits than its factorization.

1118123670 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18000.

The product of its (nonzero) digits is 2016, while the sum is 30.

The square root of 1118123670 is about 33438.3562694101. The cubic root of 1118123670 is about 1037.9185657135.

The spelling of 1118123670 in words is "one billion, one hundred eighteen million, one hundred twenty-three thousand, six hundred seventy".