1147472017 has 2 divisors, whose sum is σ = 1147472018. Its totient is φ = 1147472016.

The previous prime is 1147471999. The next prime is 1147472057. The reversal of 1147472017 is 7102747411.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 651474576 + 495997441 = 25524^2 + 22271^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1147472017 is a prime.

It is not a weakly prime, because it can be changed into another prime (1147472057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 573736008 + 573736009.

It is an arithmetic number, because the mean of its divisors is an integer number (573736009).

Almost surely, 2^1147472017 is an apocalyptic number.

It is an amenable number.

1147472017 is a deficient number, since it is larger than the sum of its proper divisors (1).

1147472017 is an equidigital number, since it uses as much as digits as its factorization.

1147472017 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10976, while the sum is 34.

The square root of 1147472017 is about 33874.3563333682. The cubic root of 1147472017 is about 1046.9212968040.

The spelling of 1147472017 in words is "one billion, one hundred forty-seven million, four hundred seventy-two thousand, seventeen".