2102019597 has 24 divisors (see below), whose sum is σ = 3116880000. Its totient is φ = 1364620608.

The previous prime is 2102019583. The next prime is 2102019599. The reversal of 2102019597 is 7959102012.

It is not a de Polignac number, because 2102019597 - 2¹¹ = 2102017549 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2102019599) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 31654 + ... + 72152.

It is an arithmetic number, because the mean of its divisors is an integer number (129870000).

Almost surely, 2^2102019597 is an apocalyptic number.

It is an amenable number.

2102019597 is a deficient number, since it is larger than the sum of its proper divisors (1014860403).

2102019597 is a wasteful number, since it uses less digits than its factorization.

2102019597 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40657 (or 40654 counting only the distinct ones).

The product of its (nonzero) digits is 11340, while the sum is 36.

The square root of 2102019597 is about 45847.7872639455. The cubic root of 2102019597 is about 1280.9895499406.

The spelling of 2102019597 in words is "two billion, one hundred two million, nineteen thousand, five hundred ninety-seven".