1149868248 has 32 divisors (see below), whose sum is σ = 2875623360. Its totient is φ = 383162400.

The previous prime is 1149868229. The next prime is 1149868249. The reversal of 1149868248 is 8428689411.

It is a self number, because there is not a number n which added to its sum of digits gives 1149868248.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1149868249) 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, 91311 + ... + 103137.

It is an arithmetic number, because the mean of its divisors is an integer number (89863230).

Almost surely, 2^1149868248 is an apocalyptic number.

It is an amenable number.

1149868248 is an abundant number, since it is smaller than the sum of its proper divisors (1725755112).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1149868248 is a wasteful number, since it uses less digits than its factorization.

1149868248 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15887 (or 15883 counting only the distinct ones).

The product of its digits is 884736, while the sum is 51.

The square root of 1149868248 is about 33909.7072827236. The cubic root of 1149868248 is about 1047.6495414424.

The spelling of 1149868248 in words is "one billion, one hundred forty-nine million, eight hundred sixty-eight thousand, two hundred forty-eight".