1097331369 has 8 divisors (see below), whose sum is σ = 1463383680. Its totient is φ = 731416656.

The previous prime is 1097331349. The next prime is 1097331371. The reversal of 1097331369 is 9631337901.

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

It is not a de Polignac number, because 1097331369 - 2¹³ = 1097323177 is a prime.

It is a super-2 number, since 2×1097331369² = 2408272266782828322, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1097331369.

It is not an unprimeable number, because it can be changed into a prime (1097331349) 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, 14074 + ... + 48915.

It is an arithmetic number, because the mean of its divisors is an integer number (182922960).

Almost surely, 2^1097331369 is an apocalyptic number.

It is an amenable number.

1097331369 is a deficient number, since it is larger than the sum of its proper divisors (366052311).

1097331369 is an equidigital number, since it uses as much as digits as its factorization.

1097331369 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68799.

The product of its (nonzero) digits is 91854, while the sum is 42.

The square root of 1097331369 is about 33125.9923473999. The cubic root of 1097331369 is about 1031.4446592611. Note that the first 3 decimals are identical.

The spelling of 1097331369 in words is "one billion, ninety-seven million, three hundred thirty-one thousand, three hundred sixty-nine".