1089241521923 has 8 divisors (see below), whose sum is σ = 1090978253568. Its totient is φ = 1087504955784.

The previous prime is 1089241521911. The next prime is 1089241521931. The reversal of 1089241521923 is 3291251429801.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 1089241521923 - 2⁶ = 1089241521859 is a prime.

It is a super-2 number, since 2×1089241521923² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1089241524923) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25666640 + ... + 25709042.

It is an arithmetic number, because the mean of its divisors is an integer number (136372281696).

Almost surely, 2^{1089241521923} is an apocalyptic number.

1089241521923 is a deficient number, since it is larger than the sum of its proper divisors (1736731645).

1089241521923 is an equidigital number, since it uses as much as digits as its factorization.

1089241521923 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82753.

The product of its (nonzero) digits is 311040, while the sum is 47.

The spelling of 1089241521923 in words is "one trillion, eighty-nine billion, two hundred forty-one million, five hundred twenty-one thousand, nine hundred twenty-three".