1148158464 has 40 divisors (see below), whose sum is σ = 3058770000. Its totient is φ = 382718976.

The previous prime is 1148158457. The next prime is 1148158489. The reversal of 1148158464 is 4648518411.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 372214 + ... + 375285.

It is an arithmetic number, because the mean of its divisors is an integer number (76469250).

Almost surely, 2^1148158464 is an apocalyptic number.

It is an amenable number.

1148158464 is an abundant number, since it is smaller than the sum of its proper divisors (1910611536).

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

1148158464 is an frugal number, since it uses more digits than its factorization.

1148158464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 747520 (or 747504 counting only the distinct ones).

The product of its digits is 122880, while the sum is 42.

The square root of 1148158464 is about 33884.4870700443. The cubic root of 1148158464 is about 1047.1300201873.

The spelling of 1148158464 in words is "one billion, one hundred forty-eight million, one hundred fifty-eight thousand, four hundred sixty-four".