1145015117 has 2 divisors, whose sum is σ = 1145015118. Its totient is φ = 1145015116.

The previous prime is 1145015099. The next prime is 1145015189. The reversal of 1145015117 is 7115105411.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1062368836 + 82646281 = 32594^2 + 9091^2 .

It is a cyclic number.

It is not a de Polignac number, because 1145015117 - 2¹⁶ = 1144949581 is a prime.

It is a super-2 number, since 2×1145015117² = 2622119236317047378, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1145015017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 572507558 + 572507559.

It is an arithmetic number, because the mean of its divisors is an integer number (572507559).

Almost surely, 2^1145015117 is an apocalyptic number.

It is an amenable number.

1145015117 is a deficient number, since it is larger than the sum of its proper divisors (1).

1145015117 is an equidigital number, since it uses as much as digits as its factorization.

1145015117 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 700, while the sum is 26.

The square root of 1145015117 is about 33838.0720047700. The cubic root of 1145015117 is about 1046.1735606547.

The spelling of 1145015117 in words is "one billion, one hundred forty-five million, fifteen thousand, one hundred seventeen".