1156129067 has 2 divisors, whose sum is σ = 1156129068. Its totient is φ = 1156129066.

The previous prime is 1156129033. The next prime is 1156129181. The reversal of 1156129067 is 7609216511.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1156129067 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1156129067.

It is not a weakly prime, because it can be changed into another prime (1156129867) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 578064533 + 578064534.

It is an arithmetic number, because the mean of its divisors is an integer number (578064534).

Almost surely, 2^1156129067 is an apocalyptic number.

1156129067 is a deficient number, since it is larger than the sum of its proper divisors (1).

1156129067 is an equidigital number, since it uses as much as digits as its factorization.

1156129067 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 22680, while the sum is 38.

The square root of 1156129067 is about 34001.8979911416. The cubic root of 1156129067 is about 1049.5475199296.

The spelling of 1156129067 in words is "one billion, one hundred fifty-six million, one hundred twenty-nine thousand, sixty-seven".