34854139 has 2 divisors, whose sum is σ = 34854140. Its totient is φ = 34854138.

The previous prime is 34854101. The next prime is 34854163. The reversal of 34854139 is 93145843.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 34854139 - 2¹³ = 34845947 is a prime.

It is a super-2 number, since 2×34854139² = 2429622010862642, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 34854098 and 34854107.

It is not a weakly prime, because it can be changed into another prime (34854179) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17427069 + 17427070.

It is an arithmetic number, because the mean of its divisors is an integer number (17427070).

Almost surely, 2^34854139 is an apocalyptic number.

34854139 is a deficient number, since it is larger than the sum of its proper divisors (1).

34854139 is an equidigital number, since it uses as much as digits as its factorization.

34854139 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 51840, while the sum is 37.

The square root of 34854139 is about 5903.7394082056. The cubic root of 34854139 is about 326.6515973658.

The spelling of 34854139 in words is "thirty-four million, eight hundred fifty-four thousand, one hundred thirty-nine".