1145114120 has 32 divisors (see below), whose sum is σ = 2592328320. Its totient is φ = 455232960.

The previous prime is 1145114111. The next prime is 1145114141. The reversal of 1145114120 is 214115411.

It is a super-2 number, since 2×1145114120² = 2622572695646748800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 1145114092 and 1145114101.

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, 81296 + ... + 94335.

It is an arithmetic number, because the mean of its divisors is an integer number (81010260).

Almost surely, 2^1145114120 is an apocalyptic number.

1145114120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1145114120 is an abundant number, since it is smaller than the sum of its proper divisors (1447214200).

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

1145114120 is a wasteful number, since it uses less digits than its factorization.

1145114120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 175805 (or 175801 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 20.

The square root of 1145114120 is about 33839.5348667797. The cubic root of 1145114120 is about 1046.2037120284.

Adding to 1145114120 its reverse (214115411), we get a palindrome (1359229531).

The spelling of 1145114120 in words is "one billion, one hundred forty-five million, one hundred fourteen thousand, one hundred twenty".