1114020864 has 396 divisors, whose sum is σ = 3765775832. Its totient is φ = 328458240.

The previous prime is 1114020841. The next prime is 1114020883. The reversal of 1114020864 is 4680204111.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (396).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 30108654 + ... + 30108690.

Almost surely, 2^1114020864 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1114020864, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1882887916).

1114020864 is an abundant number, since it is smaller than the sum of its proper divisors (2651754968).

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

1114020864 is an equidigital number, since it uses as much as digits as its factorization.

1114020864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94 (or 53 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 27.

The square root of 1114020864 is about 33376.9510890375. The cubic root of 1114020864 is about 1036.6475084370.

Adding to 1114020864 its reverse (4680204111), we get a palindrome (5794224975).

The spelling of 1114020864 in words is "one billion, one hundred fourteen million, twenty thousand, eight hundred sixty-four".