34154789 has 2 divisors, whose sum is σ = 34154790. Its totient is φ = 34154788.

The previous prime is 34154753. The next prime is 34154801. The reversal of 34154789 is 98745143.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 30713764 + 3441025 = 5542^2 + 1855^2 .

It is a cyclic number.

It is not a de Polignac number, because 34154789 - 2²⁴ = 17377573 is a prime.

It is a super-2 number, since 2×34154789² = 2333099223269042, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (34154719) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17077394 + 17077395.

It is an arithmetic number, because the mean of its divisors is an integer number (17077395).

Almost surely, 2^34154789 is an apocalyptic number.

It is an amenable number.

34154789 is a deficient number, since it is larger than the sum of its proper divisors (1).

34154789 is an equidigital number, since it uses as much as digits as its factorization.

34154789 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 120960, while the sum is 41.

The square root of 34154789 is about 5844.2098696060. The cubic root of 34154789 is about 324.4520597458.

It can be divided in two parts, 34154 and 789, that added together give a palindrome (34943).

The spelling of 34154789 in words is "thirty-four million, one hundred fifty-four thousand, seven hundred eighty-nine".