1152899 has 8 divisors (see below), whose sum is σ = 1267392. Its totient is φ = 1040040.

The previous prime is 1152887. The next prime is 1152913. The reversal of 1152899 is 9982511.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1152899 - 2⁸ = 1152643 is a prime.

It is a super-2 number, since 2×1152899² = 2658352208402, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1152799) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1472 + ... + 2114.

It is an arithmetic number, because the mean of its divisors is an integer number (158424).

2^1152899 is an apocalyptic number.

1152899 is a deficient number, since it is larger than the sum of its proper divisors (114493).

1152899 is a wasteful number, since it uses less digits than its factorization.

1152899 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 817.

The product of its digits is 6480, while the sum is 35.

The square root of 1152899 is about 1073.7313444247. The cubic root of 1152899 is about 104.8569177349.

The spelling of 1152899 in words is "one million, one hundred fifty-two thousand, eight hundred ninety-nine".