1150101156 has 24 divisors (see below), whose sum is σ = 2684342304. Its totient is φ = 383256640.

The previous prime is 1150101149. The next prime is 1150101191. The reversal of 1150101156 is 6511010511.

It is a happy 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, 37111 + ... + 60641.

It is an arithmetic number, because the mean of its divisors is an integer number (111847596).

Almost surely, 2^1150101156 is an apocalyptic number.

It is an amenable number.

1150101156 is an abundant number, since it is smaller than the sum of its proper divisors (1534241148).

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

1150101156 is a wasteful number, since it uses less digits than its factorization.

1150101156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27611 (or 27609 counting only the distinct ones).

The product of its (nonzero) digits is 150, while the sum is 21.

The square root of 1150101156 is about 33913.1413466815. The cubic root of 1150101156 is about 1047.7202711361.

Adding to 1150101156 its reverse (6511010511), we get a palindrome (7661111667).

The spelling of 1150101156 in words is "one billion, one hundred fifty million, one hundred one thousand, one hundred fifty-six".