34203677491 has 2 divisors, whose sum is σ = 34203677492. Its totient is φ = 34203677490.

The previous prime is 34203677489. The next prime is 34203677531. The reversal of 34203677491 is 19477630243.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 34203677491 - 2¹ = 34203677489 is a prime.

Together with 34203677489, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (34203677401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17101838745 + 17101838746.

It is an arithmetic number, because the mean of its divisors is an integer number (17101838746).

Almost surely, 2^34203677491 is an apocalyptic number.

34203677491 is a deficient number, since it is larger than the sum of its proper divisors (1).

34203677491 is an equidigital number, since it uses as much as digits as its factorization.

34203677491 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 762048, while the sum is 46.

The spelling of 34203677491 in words is "thirty-four billion, two hundred three million, six hundred seventy-seven thousand, four hundred ninety-one".