1149023852 has 24 divisors (see below), whose sum is σ = 2103675840. Its totient is φ = 548570240.

The previous prime is 1149023851. The next prime is 1149023861. The reversal of 1149023852 is 2583209411.

It is not an unprimeable number, because it can be changed into a prime (1149023851) 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, 66827 + ... + 82242.

It is an arithmetic number, because the mean of its divisors is an integer number (87653160).

Almost surely, 2^1149023852 is an apocalyptic number.

It is an amenable number.

1149023852 is a deficient number, since it is larger than the sum of its proper divisors (954651988).

1149023852 is a wasteful number, since it uses less digits than its factorization.

1149023852 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 149161 (or 149159 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 35.

The square root of 1149023852 is about 33897.2543430880. The cubic root of 1149023852 is about 1047.3930344578.

The spelling of 1149023852 in words is "one billion, one hundred forty-nine million, twenty-three thousand, eight hundred fifty-two".