1150507129 has 2 divisors, whose sum is σ = 1150507130. Its totient is φ = 1150507128.

The previous prime is 1150507103. The next prime is 1150507159. The reversal of 1150507129 is 9217050511.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1065369600 + 85137529 = 32640^2 + 9227^2 .

It is a cyclic number.

It is not a de Polignac number, because 1150507129 - 2¹⁷ = 1150376057 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1150507129.

It is not a weakly prime, because it can be changed into another prime (1150507159) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 575253564 + 575253565.

It is an arithmetic number, because the mean of its divisors is an integer number (575253565).

Almost surely, 2^1150507129 is an apocalyptic number.

It is an amenable number.

1150507129 is a deficient number, since it is larger than the sum of its proper divisors (1).

1150507129 is an equidigital number, since it uses as much as digits as its factorization.

1150507129 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3150, while the sum is 31.

The square root of 1150507129 is about 33919.1263006582. The cubic root of 1150507129 is about 1047.8435345266.

The spelling of 1150507129 in words is "one billion, one hundred fifty million, five hundred seven thousand, one hundred twenty-nine".