1163045838 has 16 divisors (see below), whose sum is σ = 2332575360. Its totient is φ = 386601336.

The previous prime is 1163045801. The next prime is 1163045839. The reversal of 1163045838 is 8385403611.

It is a junction number, because it is equal to n+sod(n) for n = 1163045796 and 1163045805.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1163045839) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 267820 + ... + 272127.

It is an arithmetic number, because the mean of its divisors is an integer number (145785960).

Almost surely, 2^1163045838 is an apocalyptic number.

1163045838 is an abundant number, since it is smaller than the sum of its proper divisors (1169529522).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1163045838 is a wasteful number, since it uses less digits than its factorization.

1163045838 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 540311.

The product of its (nonzero) digits is 69120, while the sum is 39.

The square root of 1163045838 is about 34103.4578598710. The cubic root of 1163045838 is about 1051.6364016675.

The spelling of 1163045838 in words is "one billion, one hundred sixty-three million, forty-five thousand, eight hundred thirty-eight".