1114400020 has 24 divisors (see below), whose sum is σ = 2364370344. Its totient is φ = 441163776.

The previous prime is 1114400017. The next prime is 1114400039. The reversal of 1114400020 is 200044111.

It can be written as a sum of positive squares in 4 ways, for example, as 309136 + 1114090884 = 556^2 + 33378^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 285277 + ... + 289156.

It is an arithmetic number, because the mean of its divisors is an integer number (98515431).

Almost surely, 2^1114400020 is an apocalyptic number.

1114400020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1114400020 is an abundant number, since it is smaller than the sum of its proper divisors (1249970324).

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

1114400020 is a wasteful number, since it uses less digits than its factorization.

1114400020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 574539 (or 574537 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

The square root of 1114400020 is about 33382.6305134871. The cubic root of 1114400020 is about 1036.7651024463.

Adding to 1114400020 its reverse (200044111), we get a palindrome (1314444131).

The spelling of 1114400020 in words is "one billion, one hundred fourteen million, four hundred thousand, twenty".