4155457429 has 2 divisors, whose sum is σ = 4155457430. Its totient is φ = 4155457428.

The previous prime is 4155457409. The next prime is 4155457477. The reversal of 4155457429 is 9247545514.

4155457429 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4042034929 + 113422500 = 63577^2 + 10650^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4155457429 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4155457409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2077728714 + 2077728715.

It is an arithmetic number, because the mean of its divisors is an integer number (2077728715).

Almost surely, 2^4155457429 is an apocalyptic number.

It is an amenable number.

4155457429 is a deficient number, since it is larger than the sum of its proper divisors (1).

4155457429 is an equidigital number, since it uses as much as digits as its factorization.

4155457429 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1008000, while the sum is 46.

The square root of 4155457429 is about 64462.8375810435. The cubic root of 4155457429 is about 1607.7046917593.

The spelling of 4155457429 in words is "four billion, one hundred fifty-five million, four hundred fifty-seven thousand, four hundred twenty-nine".