1147751285 has 16 divisors (see below), whose sum is σ = 1460163072. Its totient is φ = 864561600.

The previous prime is 1147751261. The next prime is 1147751287. The reversal of 1147751285 is 5821577411.

It is not a de Polignac number, because 1147751285 - 2³⁰ = 74009461 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1147751287) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 94331 + ... + 105800.

It is an arithmetic number, because the mean of its divisors is an integer number (91260192).

Almost surely, 2^1147751285 is an apocalyptic number.

It is an amenable number.

1147751285 is a deficient number, since it is larger than the sum of its proper divisors (312411787).

1147751285 is a wasteful number, since it uses less digits than its factorization.

1147751285 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 200204.

The product of its digits is 78400, while the sum is 41.

The square root of 1147751285 is about 33878.4781978176. The cubic root of 1147751285 is about 1047.0062220125.

The spelling of 1147751285 in words is "one billion, one hundred forty-seven million, seven hundred fifty-one thousand, two hundred eighty-five".