1148977275 has 24 divisors (see below), whose sum is σ = 1940066304. Its totient is φ = 599748000.

The previous prime is 1148977261. The next prime is 1148977331. The reversal of 1148977275 is 5727798411.

It is not a de Polignac number, because 1148977275 - 2⁸ = 1148977019 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 159451 + ... + 166500.

It is an arithmetic number, because the mean of its divisors is an integer number (80836096).

Almost surely, 2^1148977275 is an apocalyptic number.

1148977275 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1148977275 is a deficient number, since it is larger than the sum of its proper divisors (791089029).

1148977275 is a wasteful number, since it uses less digits than its factorization.

1148977275 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 326011 (or 326006 counting only the distinct ones).

The product of its digits is 987840, while the sum is 51.

The square root of 1148977275 is about 33896.5673040796. The cubic root of 1148977275 is about 1047.3788818405.

The spelling of 1148977275 in words is "one billion, one hundred forty-eight million, nine hundred seventy-seven thousand, two hundred seventy-five".