1163141356 has 48 divisors (see below), whose sum is σ = 2240421120. Its totient is φ = 525127680.

The previous prime is 1163141321. The next prime is 1163141381. The reversal of 1163141356 is 6531413611.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 447621 + ... + 450211.

It is an arithmetic number, because the mean of its divisors is an integer number (46675440).

Almost surely, 2^1163141356 is an apocalyptic number.

It is an amenable number.

1163141356 is a deficient number, since it is larger than the sum of its proper divisors (1077279764).

1163141356 is a wasteful number, since it uses less digits than its factorization.

1163141356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2794 (or 2792 counting only the distinct ones).

The product of its digits is 6480, while the sum is 31.

The square root of 1163141356 is about 34104.8582462968. The cubic root of 1163141356 is about 1051.6651902881.

Adding to 1163141356 its reverse (6531413611), we get a palindrome (7694554967).

It can be divided in two parts, 11631 and 41356, that multiplied together give a triangular number (481011636 = T₃₁₀₁₆).

The spelling of 1163141356 in words is "one billion, one hundred sixty-three million, one hundred forty-one thousand, three hundred fifty-six".