1150203140 has 24 divisors (see below), whose sum is σ = 2416166592. Its totient is φ = 459940320.

The previous prime is 1150203121. The next prime is 1150203149. The reversal of 1150203140 is 413020511.

It is not an unprimeable number, because it can be changed into a prime (1150203149) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 79895 + ... + 93185.

It is an arithmetic number, because the mean of its divisors is an integer number (100673608).

Almost surely, 2^1150203140 is an apocalyptic number.

1150203140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1150203140 is an abundant number, since it is smaller than the sum of its proper divisors (1265963452).

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

1150203140 is a wasteful number, since it uses less digits than its factorization.

1150203140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17627 (or 17625 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 17.

The square root of 1150203140 is about 33914.6449192675. The cubic root of 1150203140 is about 1047.7512387153.

Adding to 1150203140 its reverse (413020511), we get a palindrome (1563223651).

The spelling of 1150203140 in words is "one billion, one hundred fifty million, two hundred three thousand, one hundred forty".