1147968835 has 24 divisors (see below), whose sum is σ = 1494738144. Its totient is φ = 845994240.

The previous prime is 1147968827. The next prime is 1147968839. The reversal of 1147968835 is 5388697411.

It is not a de Polignac number, because 1147968835 - 2³ = 1147968827 is a prime.

It is a super-2 number, since 2×1147968835² = 2635664892262514450, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1147968839) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 532119 + ... + 534271.

It is an arithmetic number, because the mean of its divisors is an integer number (62280756).

Almost surely, 2^1147968835 is an apocalyptic number.

1147968835 is a deficient number, since it is larger than the sum of its proper divisors (346769309).

1147968835 is a wasteful number, since it uses less digits than its factorization.

1147968835 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2815 (or 2802 counting only the distinct ones).

The product of its digits is 1451520, while the sum is 52.

The square root of 1147968835 is about 33881.6887861275. The cubic root of 1147968835 is about 1047.0723692742.

The spelling of 1147968835 in words is "one billion, one hundred forty-seven million, nine hundred sixty-eight thousand, eight hundred thirty-five".