1130090 has 16 divisors (see below), whose sum is σ = 2190888. Its totient is φ = 417216.

The previous prime is 1130081. The next prime is 1130099. The reversal of 1130090 is 900311.

It is an interprime number because it is at equal distance from previous prime (1130081) and next prime (1130099).

It can be written as a sum of positive squares in 4 ways, for example, as 395641 + 734449 = 629^2 + 857^2 .

It is not an unprimeable number, because it can be changed into a prime (1130099) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4217 + ... + 4476.

2^1130090 is an apocalyptic number.

1130090 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1130090 is a deficient number, since it is larger than the sum of its proper divisors (1060798).

1130090 is a wasteful number, since it uses less digits than its factorization.

1130090 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8713.

The product of its (nonzero) digits is 27, while the sum is 14.

The square root of 1130090 is about 1063.0569128697. The cubic root of 1130090 is about 104.1608089150.

The spelling of 1130090 in words is "one million, one hundred thirty thousand, ninety".