1090504606 has 4 divisors (see below), whose sum is σ = 1635756912. Its totient is φ = 545252302.

The previous prime is 1090504531. The next prime is 1090504607. The reversal of 1090504606 is 6064050901.

It is a semiprime because it is the product of two primes.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1090504607) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 272626150 + ... + 272626153.

It is an arithmetic number, because the mean of its divisors is an integer number (408939228).

Almost surely, 2^1090504606 is an apocalyptic number.

1090504606 is a deficient number, since it is larger than the sum of its proper divisors (545252306).

1090504606 is an equidigital number, since it uses as much as digits as its factorization.

1090504606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 545252305.

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

The square root of 1090504606 is about 33022.7891917082. The cubic root of 1090504606 is about 1029.3012529162.

The spelling of 1090504606 in words is "one billion, ninety million, five hundred four thousand, six hundred six".