1147158340 has 24 divisors (see below), whose sum is σ = 2409670872. Its totient is φ = 458741760.

The previous prime is 1147158263. The next prime is 1147158359. The reversal of 1147158340 is 438517411.

It can be written as a sum of positive squares in 4 ways, for example, as 199996164 + 947162176 = 14142^2 + 30776^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1147158296 and 1147158305.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 135430 + ... + 143650.

It is an arithmetic number, because the mean of its divisors is an integer number (100402953).

Almost surely, 2^1147158340 is an apocalyptic number.

1147158340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1147158340 is an abundant number, since it is smaller than the sum of its proper divisors (1262512532).

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

1147158340 is a wasteful number, since it uses less digits than its factorization.

1147158340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15207 (or 15205 counting only the distinct ones).

The product of its (nonzero) digits is 13440, while the sum is 34.

The square root of 1147158340 is about 33869.7260101112. The cubic root of 1147158340 is about 1046.8258914099.

The spelling of 1147158340 in words is "one billion, one hundred forty-seven million, one hundred fifty-eight thousand, three hundred forty".