1163630990 has 8 divisors (see below), whose sum is σ = 2094535800. Its totient is φ = 465452392.

The previous prime is 1163630989. The next prime is 1163631031. The reversal of 1163630990 is 990363611.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 58181540 + ... + 58181559.

It is an arithmetic number, because the mean of its divisors is an integer number (261816975).

Almost surely, 2^1163630990 is an apocalyptic number.

1163630990 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1163630990 is a deficient number, since it is larger than the sum of its proper divisors (930904810).

1163630990 is a wasteful number, since it uses less digits than its factorization.

1163630990 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116363106.

The product of its (nonzero) digits is 26244, while the sum is 38.

The square root of 1163630990 is about 34112.0358524671. The cubic root of 1163630990 is about 1051.8127386473.

The spelling of 1163630990 in words is "one billion, one hundred sixty-three million, six hundred thirty thousand, nine hundred ninety".