4254215429 has 2 divisors, whose sum is σ = 4254215430. Its totient is φ = 4254215428.

The previous prime is 4254215411. The next prime is 4254215443. The reversal of 4254215429 is 9245124524.

It is a happy number.

4254215429 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3885652225 + 368563204 = 62335^2 + 19198^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4254215429 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 4254215392 and 4254215401.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4254215629) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2127107714 + 2127107715.

It is an arithmetic number, because the mean of its divisors is an integer number (2127107715).

Almost surely, 2^4254215429 is an apocalyptic number.

It is an amenable number.

4254215429 is a deficient number, since it is larger than the sum of its proper divisors (1).

4254215429 is an equidigital number, since it uses as much as digits as its factorization.

4254215429 is an evil number, because the sum of its binary digits is even.

The product of its digits is 115200, while the sum is 38.

The square root of 4254215429 is about 65224.3469035911. The cubic root of 4254215429 is about 1620.3412669498.

The spelling of 4254215429 in words is "four billion, two hundred fifty-four million, two hundred fifteen thousand, four hundred twenty-nine".