854167429 has 2 divisors, whose sum is σ = 854167430. Its totient is φ = 854167428.

The previous prime is 854167427. The next prime is 854167441. The reversal of 854167429 is 924761458.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 732947329 + 121220100 = 27073^2 + 11010^2 .

It is a cyclic number.

It is not a de Polignac number, because 854167429 - 2¹ = 854167427 is a prime.

Together with 854167427, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (854167427) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 427083714 + 427083715.

It is an arithmetic number, because the mean of its divisors is an integer number (427083715).

Almost surely, 2^854167429 is an apocalyptic number.

It is an amenable number.

854167429 is a deficient number, since it is larger than the sum of its proper divisors (1).

854167429 is an equidigital number, since it uses as much as digits as its factorization.

854167429 is an evil number, because the sum of its binary digits is even.

The product of its digits is 483840, while the sum is 46.

The square root of 854167429 is about 29226.1429032296. The cubic root of 854167429 is about 948.8138211121.

The spelling of 854167429 in words is "eight hundred fifty-four million, one hundred sixty-seven thousand, four hundred twenty-nine".