15147711233 has 2 divisors, whose sum is σ = 15147711234. Its totient is φ = 15147711232.

The previous prime is 15147711203. The next prime is 15147711247. The reversal of 15147711233 is 33211774151.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 15075665089 + 72046144 = 122783^2 + 8488^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-15147711233 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 15147711193 and 15147711202.

It is not a weakly prime, because it can be changed into another prime (15147711203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7573855616 + 7573855617.

It is an arithmetic number, because the mean of its divisors is an integer number (7573855617).

Almost surely, 2^15147711233 is an apocalyptic number.

It is an amenable number.

15147711233 is a deficient number, since it is larger than the sum of its proper divisors (1).

15147711233 is an equidigital number, since it uses as much as digits as its factorization.

15147711233 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 17640, while the sum is 35.

The spelling of 15147711233 in words is "fifteen billion, one hundred forty-seven million, seven hundred eleven thousand, two hundred thirty-three".