1103032990 has 32 divisors (see below), whose sum is σ = 2034781056. Its totient is φ = 430284960.

The previous prime is 1103032967. The next prime is 1103032991. The reversal of 1103032990 is 992303011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1103032991) 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, 347149 + ... + 350311.

It is an arithmetic number, because the mean of its divisors is an integer number (63586908).

Almost surely, 2^1103032990 is an apocalyptic number.

1103032990 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1103032990 is a deficient number, since it is larger than the sum of its proper divisors (931748066).

1103032990 is a wasteful number, since it uses less digits than its factorization.

1103032990 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4024.

The product of its (nonzero) digits is 1458, while the sum is 28.

The square root of 1103032990 is about 33211.9404732695. The cubic root of 1103032990 is about 1033.2280009410.

The spelling of 1103032990 in words is "one billion, one hundred three million, thirty-two thousand, nine hundred ninety".