1148145272 has 16 divisors (see below), whose sum is σ = 2158981560. Its totient is φ = 572416864.

The previous prime is 1148145259. The next prime is 1148145347. The reversal of 1148145272 is 2725418411.

It is a congruent number.

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, 204023 + ... + 209574.

Almost surely, 2^1148145272 is an apocalyptic number.

It is an amenable number.

1148145272 is a deficient number, since it is larger than the sum of its proper divisors (1010836288).

1148145272 is a wasteful number, since it uses less digits than its factorization.

1148145272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 413950 (or 413946 counting only the distinct ones).

The product of its digits is 17920, while the sum is 35.

The square root of 1148145272 is about 33884.2924081351. The cubic root of 1148145272 is about 1047.1260097675.

The spelling of 1148145272 in words is "one billion, one hundred forty-eight million, one hundred forty-five thousand, two hundred seventy-two".