1097437197 has 8 divisors (see below), whose sum is σ = 1463441056. Its totient is φ = 731529072.

The previous prime is 1097437181. The next prime is 1097437219. The reversal of 1097437197 is 7917347901.

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

It is not a de Polignac number, because 1097437197 - 2⁴ = 1097437181 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1097437127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9483 + ... + 47799.

It is an arithmetic number, because the mean of its divisors is an integer number (182930132).

Almost surely, 2^1097437197 is an apocalyptic number.

It is an amenable number.

1097437197 is a deficient number, since it is larger than the sum of its proper divisors (366003859).

1097437197 is an equidigital number, since it uses as much as digits as its factorization.

1097437197 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47867.

The product of its (nonzero) digits is 333396, while the sum is 48.

The square root of 1097437197 is about 33127.5896648096. The cubic root of 1097437197 is about 1031.4778161298.

The spelling of 1097437197 in words is "one billion, ninety-seven million, four hundred thirty-seven thousand, one hundred ninety-seven".