1147132801 has 8 divisors (see below), whose sum is σ = 1176617024. Its totient is φ = 1117776240.

The previous prime is 1147132799. The next prime is 1147132849. The reversal of 1147132801 is 1082317411.

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 1147132801 - 2¹ = 1147132799 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1147132801.

It is not an unprimeable number, because it can be changed into a prime (1147132501) 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, 13581 + ... + 49786.

It is an arithmetic number, because the mean of its divisors is an integer number (147077128).

Almost surely, 2^1147132801 is an apocalyptic number.

It is an amenable number.

1147132801 is a deficient number, since it is larger than the sum of its proper divisors (29484223).

1147132801 is an equidigital number, since it uses as much as digits as its factorization.

1147132801 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63831.

The product of its (nonzero) digits is 1344, while the sum is 28.

The square root of 1147132801 is about 33869.3489899053. The cubic root of 1147132801 is about 1046.8181229139.

The spelling of 1147132801 in words is "one billion, one hundred forty-seven million, one hundred thirty-two thousand, eight hundred one".