1154116507 has 2 divisors, whose sum is σ = 1154116508. Its totient is φ = 1154116506.

The previous prime is 1154116501. The next prime is 1154116529. The reversal of 1154116507 is 7056114511.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1154116507 - 2²³ = 1145727899 is a prime.

It is not a weakly prime, because it can be changed into another prime (1154116501) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 577058253 + 577058254.

It is an arithmetic number, because the mean of its divisors is an integer number (577058254).

Almost surely, 2^1154116507 is an apocalyptic number.

1154116507 is a deficient number, since it is larger than the sum of its proper divisors (1).

1154116507 is an equidigital number, since it uses as much as digits as its factorization.

1154116507 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4200, while the sum is 31.

The square root of 1154116507 is about 33972.2902819342. The cubic root of 1154116507 is about 1048.9381576851.

The spelling of 1154116507 in words is "one billion, one hundred fifty-four million, one hundred sixteen thousand, five hundred seven".