1097731201 has 8 divisors (see below), whose sum is σ = 1281242880. Its totient is φ = 920892768.

The previous prime is 1097731199. The next prime is 1097731211. The reversal of 1097731201 is 1021377901.

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 1097731201 - 2¹ = 1097731199 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1097731211) 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, 1667956 + ... + 1668613.

It is an arithmetic number, because the mean of its divisors is an integer number (160155360).

Almost surely, 2^1097731201 is an apocalyptic number.

It is an amenable number.

1097731201 is a deficient number, since it is larger than the sum of its proper divisors (183511679).

1097731201 is an equidigital number, since it uses as much as digits as its factorization.

1097731201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3336623.

The product of its (nonzero) digits is 2646, while the sum is 31.

The square root of 1097731201 is about 33132.0268169637. The cubic root of 1097731201 is about 1031.5699190546.

The spelling of 1097731201 in words is "one billion, ninety-seven million, seven hundred thirty-one thousand, two hundred one".