1156129967 has 2 divisors, whose sum is σ = 1156129968. Its totient is φ = 1156129966.

The previous prime is 1156129883. The next prime is 1156130021. The reversal of 1156129967 is 7699216511.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1156129967 - 2¹² = 1156125871 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1156129067) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 578064983 + 578064984.

It is an arithmetic number, because the mean of its divisors is an integer number (578064984).

Almost surely, 2^1156129967 is an apocalyptic number.

1156129967 is a deficient number, since it is larger than the sum of its proper divisors (1).

1156129967 is an equidigital number, since it uses as much as digits as its factorization.

1156129967 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 204120, while the sum is 47.

The square root of 1156129967 is about 34001.9112256944. The cubic root of 1156129967 is about 1049.5477922731.

The spelling of 1156129967 in words is "one billion, one hundred fifty-six million, one hundred twenty-nine thousand, nine hundred sixty-seven".