1164247157 has 2 divisors, whose sum is σ = 1164247158. Its totient is φ = 1164247156.

The previous prime is 1164247151. The next prime is 1164247163. The reversal of 1164247157 is 7517424611.

It is a balanced prime because it is at equal distance from previous prime (1164247151) and next prime (1164247163).

It can be written as a sum of positive squares in only one way, i.e., 868716676 + 295530481 = 29474^2 + 17191^2 .

It is a cyclic number.

It is not a de Polignac number, because 1164247157 - 2⁸ = 1164246901 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1164247157.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1164247151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 582123578 + 582123579.

It is an arithmetic number, because the mean of its divisors is an integer number (582123579).

Almost surely, 2^1164247157 is an apocalyptic number.

It is an amenable number.

1164247157 is a deficient number, since it is larger than the sum of its proper divisors (1).

1164247157 is an equidigital number, since it uses as much as digits as its factorization.

1164247157 is an evil number, because the sum of its binary digits is even.

The product of its digits is 47040, while the sum is 38.

The square root of 1164247157 is about 34121.0661761909. The cubic root of 1164247157 is about 1051.9983581854.

The spelling of 1164247157 in words is "one billion, one hundred sixty-four million, two hundred forty-seven thousand, one hundred fifty-seven".