1114923138 has 64 divisors (see below), whose sum is σ = 2708391168. Its totient is φ = 298690560.

The previous prime is 1114923133. The next prime is 1114923167. The reversal of 1114923138 is 8313294111.

It is a junction number, because it is equal to n+sod(n) for n = 1114923099 and 1114923108.

It is not an unprimeable number, because it can be changed into a prime (1114923133) 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, 197856 + ... + 203412.

It is an arithmetic number, because the mean of its divisors is an integer number (42318612).

Almost surely, 2^1114923138 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1114923138, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1354195584).

1114923138 is an abundant number, since it is smaller than the sum of its proper divisors (1593468030).

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

1114923138 is a wasteful number, since it uses less digits than its factorization.

1114923138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5867.

The product of its digits is 5184, while the sum is 33.

The square root of 1114923138 is about 33390.4647766395. The cubic root of 1114923138 is about 1036.9273020265.

The spelling of 1114923138 in words is "one billion, one hundred fourteen million, nine hundred twenty-three thousand, one hundred thirty-eight".