1149159707 has 4 divisors (see below), whose sum is σ = 1153308576. Its totient is φ = 1145010840.

The previous prime is 1149159703. The next prime is 1149159721. The reversal of 1149159707 is 7079519411.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1149159707 - 2² = 1149159703 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1149159701) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2074019 + ... + 2074572.

It is an arithmetic number, because the mean of its divisors is an integer number (288327144).

Almost surely, 2^1149159707 is an apocalyptic number.

1149159707 is a deficient number, since it is larger than the sum of its proper divisors (4148869).

1149159707 is an equidigital number, since it uses as much as digits as its factorization.

1149159707 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4148868.

The product of its (nonzero) digits is 79380, while the sum is 44.

The square root of 1149159707 is about 33899.2582072234. The cubic root of 1149159707 is about 1047.4343123863.

The spelling of 1149159707 in words is "one billion, one hundred forty-nine million, one hundred fifty-nine thousand, seven hundred seven".