1090342323 has 32 divisors (see below), whose sum is σ = 1905643520. Its totient is φ = 602951040.

The previous prime is 1090342321. The next prime is 1090342333. The reversal of 1090342323 is 3232430901.

It is a happy number.

It is not a de Polignac number, because 1090342323 - 2¹ = 1090342321 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1090342321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 87190 + ... + 98907.

It is an arithmetic number, because the mean of its divisors is an integer number (59551360).

Almost surely, 2^1090342323 is an apocalyptic number.

1090342323 is a deficient number, since it is larger than the sum of its proper divisors (815301197).

1090342323 is a wasteful number, since it uses less digits than its factorization.

1090342323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 186144 (or 186138 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 27.

The square root of 1090342323 is about 33020.3319638068. The cubic root of 1090342323 is about 1029.2501920340.

The spelling of 1090342323 in words is "one billion, ninety million, three hundred forty-two thousand, three hundred twenty-three".