1152409159 has 16 divisors (see below), whose sum is σ = 1327924224. Its totient is φ = 990259200.

The previous prime is 1152409129. The next prime is 1152409169. The reversal of 1152409159 is 9519042511.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1152409159 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1152409129) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24634 + ... + 53959.

It is an arithmetic number, because the mean of its divisors is an integer number (82995264).

Almost surely, 2^1152409159 is an apocalyptic number.

1152409159 is a deficient number, since it is larger than the sum of its proper divisors (175515065).

1152409159 is a wasteful number, since it uses less digits than its factorization.

1152409159 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78678.

The product of its (nonzero) digits is 16200, while the sum is 37.

The square root of 1152409159 is about 33947.1524431726. The cubic root of 1152409159 is about 1048.4206517811.

The spelling of 1152409159 in words is "one billion, one hundred fifty-two million, four hundred nine thousand, one hundred fifty-nine".