1090972046 has 8 divisors (see below), whose sum is σ = 1636857720. Its totient is φ = 545352808.

The previous prime is 1090972031. The next prime is 1090972063. The reversal of 1090972046 is 6402790901.

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

It is a super-2 number, since 2×1090972046² = 2380440010306852232, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 56036 + ... + 72951.

It is an arithmetic number, because the mean of its divisors is an integer number (204607215).

Almost surely, 2^1090972046 is an apocalyptic number.

1090972046 is a deficient number, since it is larger than the sum of its proper divisors (545885674).

1090972046 is a wasteful number, since it uses less digits than its factorization.

1090972046 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133218.

The product of its (nonzero) digits is 27216, while the sum is 38.

The square root of 1090972046 is about 33029.8659700581. The cubic root of 1090972046 is about 1029.4483003918.

The spelling of 1090972046 in words is "one billion, ninety million, nine hundred seventy-two thousand, forty-six".