34013021387 has 2 divisors, whose sum is σ = 34013021388. Its totient is φ = 34013021386.

The previous prime is 34013021377. The next prime is 34013021389. The reversal of 34013021387 is 78312031043.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 34013021387 - 2²⁶ = 33945912523 is a prime.

Together with 34013021389, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (34013021389) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17006510693 + 17006510694.

It is an arithmetic number, because the mean of its divisors is an integer number (17006510694).

Almost surely, 2^34013021387 is an apocalyptic number.

34013021387 is a deficient number, since it is larger than the sum of its proper divisors (1).

34013021387 is an equidigital number, since it uses as much as digits as its factorization.

34013021387 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12096, while the sum is 32.

The spelling of 34013021387 in words is "thirty-four billion, thirteen million, twenty-one thousand, three hundred eighty-seven".