1114397928 has 96 divisors (see below), whose sum is σ = 3514492800. Its totient is φ = 312384384.

The previous prime is 1114397927. The next prime is 1114397929. The reversal of 1114397928 is 8297934111.

It is an interprime number because it is at equal distance from previous prime (1114397927) and next prime (1114397929).

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (1114397927) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5853 + ... + 47571.

It is an arithmetic number, because the mean of its divisors is an integer number (36609300).

Almost surely, 2^1114397928 is an apocalyptic number.

1114397928 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1114397928, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1757246400).

1114397928 is an abundant number, since it is smaller than the sum of its proper divisors (2400094872).

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

1114397928 is a wasteful number, since it uses less digits than its factorization.

1114397928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41791 (or 41784 counting only the distinct ones).

The product of its digits is 108864, while the sum is 45.

The square root of 1114397928 is about 33382.5991798122. The cubic root of 1114397928 is about 1036.7644536924.

The spelling of 1114397928 in words is "one billion, one hundred fourteen million, three hundred ninety-seven thousand, nine hundred twenty-eight".