34009881251 has 2 divisors, whose sum is σ = 34009881252. Its totient is φ = 34009881250.

The previous prime is 34009881209. The next prime is 34009881271. The reversal of 34009881251 is 15218890043.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 34009881251 - 2²⁶ = 33942772387 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 34009881199 and 34009881208.

It is not a weakly prime, because it can be changed into another prime (34009881271) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17004940625 + 17004940626.

It is an arithmetic number, because the mean of its divisors is an integer number (17004940626).

Almost surely, 2^34009881251 is an apocalyptic number.

34009881251 is a deficient number, since it is larger than the sum of its proper divisors (1).

34009881251 is an equidigital number, since it uses as much as digits as its factorization.

34009881251 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 69120, while the sum is 41.

The spelling of 34009881251 in words is "thirty-four billion, nine million, eight hundred eighty-one thousand, two hundred fifty-one".