1147693248 has 84 divisors (see below), whose sum is σ = 3542729008. Its totient is φ = 353134080.

The previous prime is 1147693247. The next prime is 1147693289. The reversal of 1147693248 is 8423967411.

It is not an unprimeable number, because it can be changed into a prime (1147693247) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 69148 + ... + 84123.

Almost surely, 2^1147693248 is an apocalyptic number.

1147693248 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

1147693248 is an abundant number, since it is smaller than the sum of its proper divisors (2395035760).

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

1147693248 is a wasteful number, since it uses less digits than its factorization.

1147693248 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 153302 (or 153289 counting only the distinct ones).

The product of its digits is 290304, while the sum is 45.

The square root of 1147693248 is about 33877.6216402510. The cubic root of 1147693248 is about 1046.9885741344.

The spelling of 1147693248 in words is "one billion, one hundred forty-seven million, six hundred ninety-three thousand, two hundred forty-eight".