1097159993 has 8 divisors (see below), whose sum is σ = 1103813568. Its totient is φ = 1090525744.

The previous prime is 1097159989. The next prime is 1097160011. The reversal of 1097159993 is 3999517901.

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 1097159993 - 2² = 1097159989 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1097159983) 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, 118355 + ... + 127287.

It is an arithmetic number, because the mean of its divisors is an integer number (137976696).

Almost surely, 2^1097159993 is an apocalyptic number.

It is an amenable number.

1097159993 is a deficient number, since it is larger than the sum of its proper divisors (6653575).

1097159993 is an equidigital number, since it uses as much as digits as its factorization.

1097159993 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9663.

The product of its (nonzero) digits is 688905, while the sum is 53.

The square root of 1097159993 is about 33123.4055163415. The cubic root of 1097159993 is about 1031.3909610900.

The spelling of 1097159993 in words is "one billion, ninety-seven million, one hundred fifty-nine thousand, nine hundred ninety-three".