1097705958189 has 64 divisors (see below), whose sum is σ = 1608691875840. Its totient is φ = 662796380160.

The previous prime is 1097705958133. The next prime is 1097705958203. The reversal of 1097705958189 is 9818595077901.

It is not a de Polignac number, because 1097705958189 - 2¹³ = 1097705949997 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1097705958689) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 584195952 + ... + 584197830.

It is an arithmetic number, because the mean of its divisors is an integer number (25135810560).

Almost surely, 2^{1097705958189} is an apocalyptic number.

It is an amenable number.

1097705958189 is a deficient number, since it is larger than the sum of its proper divisors (510985917651).

1097705958189 is a wasteful number, since it uses less digits than its factorization.

1097705958189 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3810.

The product of its (nonzero) digits is 57153600, while the sum is 69.

The spelling of 1097705958189 in words is "one trillion, ninety-seven billion, seven hundred five million, nine hundred fifty-eight thousand, one hundred eighty-nine".