1097035943 has 4 divisors (see below), whose sum is σ = 1097171160. Its totient is φ = 1096900728.

The previous prime is 1097035939. The next prime is 1097035999. The reversal of 1097035943 is 3495307901.

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

It is a cyclic number.

It is not a de Polignac number, because 1097035943 - 2² = 1097035939 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1097035943.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1097055943) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 54605 + ... + 71942.

It is an arithmetic number, because the mean of its divisors is an integer number (274292790).

Almost surely, 2^1097035943 is an apocalyptic number.

1097035943 is a deficient number, since it is larger than the sum of its proper divisors (135217).

1097035943 is an equidigital number, since it uses as much as digits as its factorization.

1097035943 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135216.

The product of its (nonzero) digits is 102060, while the sum is 41.

The square root of 1097035943 is about 33121.5329204432. The cubic root of 1097035943 is about 1031.3520883422.

The spelling of 1097035943 in words is "one billion, ninety-seven million, thirty-five thousand, nine hundred forty-three".