1148747275 has 24 divisors (see below), whose sum is σ = 1586929680. Its totient is φ = 819047040.

The previous prime is 1148747267. The next prime is 1148747309. The reversal of 1148747275 is 5727478411.

It is not a de Polignac number, because 1148747275 - 2³ = 1148747267 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 51517 + ... + 70366.

It is an arithmetic number, because the mean of its divisors is an integer number (66122070).

Almost surely, 2^1148747275 is an apocalyptic number.

1148747275 is a deficient number, since it is larger than the sum of its proper divisors (438182405).

1148747275 is a wasteful number, since it uses less digits than its factorization.

1148747275 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121935 (or 121930 counting only the distinct ones).

The product of its digits is 439040, while the sum is 46.

The square root of 1148747275 is about 33893.1744603541. The cubic root of 1148747275 is about 1047.3089897652.

The spelling of 1148747275 in words is "one billion, one hundred forty-eight million, seven hundred forty-seven thousand, two hundred seventy-five".