34093597991 has 4 divisors (see below), whose sum is σ = 34573789584. Its totient is φ = 33613406400.

The previous prime is 34093597969. The next prime is 34093598047. The reversal of 34093597991 is 19979539043.

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 34093597991 - 2¹⁴ = 34093581607 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 34093597991.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34093597931) 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, 240095690 + ... + 240095831.

It is an arithmetic number, because the mean of its divisors is an integer number (8643447396).

Almost surely, 2^34093597991 is an apocalyptic number.

34093597991 is a deficient number, since it is larger than the sum of its proper divisors (480191593).

34093597991 is an equidigital number, since it uses as much as digits as its factorization.

34093597991 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 480191592.

The product of its (nonzero) digits is 8266860, while the sum is 59.

The spelling of 34093597991 in words is "thirty-four billion, ninety-three million, five hundred ninety-seven thousand, nine hundred ninety-one".