1089697022 has 4 divisors (see below), whose sum is σ = 1634545536. Its totient is φ = 544848510.

The previous prime is 1089697003. The next prime is 1089697067. The reversal of 1089697022 is 2207969801.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 272424254 + ... + 272424257.

It is an arithmetic number, because the mean of its divisors is an integer number (408636384).

Almost surely, 2^1089697022 is an apocalyptic number.

1089697022 is a deficient number, since it is larger than the sum of its proper divisors (544848514).

1089697022 is an equidigital number, since it uses as much as digits as its factorization.

1089697022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 544848513.

The product of its (nonzero) digits is 108864, while the sum is 44.

The square root of 1089697022 is about 33010.5592500339. The cubic root of 1089697022 is about 1029.0471037517.

The spelling of 1089697022 in words is "one billion, eighty-nine million, six hundred ninety-seven thousand, twenty-two".