1150540144 has 40 divisors (see below), whose sum is σ = 2541868560. Its totient is φ = 499780608.

The previous prime is 1150540141. The next prime is 1150540151. The reversal of 1150540144 is 4410450511.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1150540141) 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, 159154 + ... + 166225.

It is an arithmetic number, because the mean of its divisors is an integer number (63546714).

Almost surely, 2^1150540144 is an apocalyptic number.

It is an amenable number.

1150540144 is an abundant number, since it is smaller than the sum of its proper divisors (1391328416).

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

1150540144 is a wasteful number, since it uses less digits than its factorization.

1150540144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 325417 (or 325411 counting only the distinct ones).

The product of its (nonzero) digits is 1600, while the sum is 25.

The square root of 1150540144 is about 33919.6129694901. The cubic root of 1150540144 is about 1047.8535574178.

Adding to 1150540144 its reverse (4410450511), we get a palindrome (5560990655).

The spelling of 1150540144 in words is "one billion, one hundred fifty million, five hundred forty thousand, one hundred forty-four".