1150236021 has 8 divisors (see below), whose sum is σ = 1673070624. Its totient is φ = 697112720.

The previous prime is 1150236011. The next prime is 1150236053. The reversal of 1150236021 is 1206320511.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1150236021 - 2⁷ = 1150235893 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1150236001) 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, 17427786 + ... + 17427851.

It is an arithmetic number, because the mean of its divisors is an integer number (209133828).

Almost surely, 2^1150236021 is an apocalyptic number.

1150236021 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1150236021 is a deficient number, since it is larger than the sum of its proper divisors (522834603).

1150236021 is a wasteful number, since it uses less digits than its factorization.

1150236021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34855651.

The product of its (nonzero) digits is 360, while the sum is 21.

The square root of 1150236021 is about 33915.1296768861. The cubic root of 1150236021 is about 1047.7612226851.

Adding to 1150236021 its reverse (1206320511), we get a palindrome (2356556532).

The spelling of 1150236021 in words is "one billion, one hundred fifty million, two hundred thirty-six thousand, twenty-one".