1155713147 has 2 divisors, whose sum is σ = 1155713148. Its totient is φ = 1155713146.

The previous prime is 1155713129. The next prime is 1155713183. The reversal of 1155713147 is 7413175511.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1155713147 - 2²⁰ = 1154664571 is a prime.

It is not a weakly prime, because it can be changed into another prime (1155710147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 577856573 + 577856574.

It is an arithmetic number, because the mean of its divisors is an integer number (577856574).

Almost surely, 2^1155713147 is an apocalyptic number.

1155713147 is a deficient number, since it is larger than the sum of its proper divisors (1).

1155713147 is an equidigital number, since it uses as much as digits as its factorization.

1155713147 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 14700, while the sum is 35.

The square root of 1155713147 is about 33995.7813118040. The cubic root of 1155713147 is about 1049.4216458167.

Adding to 1155713147 its reverse (7413175511), we get a palindrome (8568888658).

The spelling of 1155713147 in words is "one billion, one hundred fifty-five million, seven hundred thirteen thousand, one hundred forty-seven".