1150231276 has 24 divisors (see below), whose sum is σ = 2027427920. Its totient is φ = 570981312.

The previous prime is 1150231273. The next prime is 1150231279. The reversal of 1150231276 is 6721320511.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1150231273) and next prime (1150231279).

It is not an unprimeable number, because it can be changed into a prime (1150231273) 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, 362071 + ... + 365233.

Almost surely, 2^1150231276 is an apocalyptic number.

It is an amenable number.

1150231276 is a deficient number, since it is larger than the sum of its proper divisors (877196644).

1150231276 is a wasteful number, since it uses less digits than its factorization.

1150231276 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3793 (or 3791 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 28.

The square root of 1150231276 is about 33915.0597227839. The cubic root of 1150231276 is about 1047.7597819275.

Adding to 1150231276 its reverse (6721320511), we get a palindrome (7871551787).

It can be divided in two parts, 11502 and 31276, that added together give a triangular number (42778 = T₂₉₂).

The spelling of 1150231276 in words is "one billion, one hundred fifty million, two hundred thirty-one thousand, two hundred seventy-six".