4129493 has 2 divisors, whose sum is σ = 4129494. Its totient is φ = 4129492.

The previous prime is 4129439. The next prime is 4129501. The reversal of 4129493 is 3949214.

It is a happy number.

Together with previous prime (4129439) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3452164 + 677329 = 1858^2 + 823^2 .

It is a cyclic number.

It is not a de Polignac number, because 4129493 - 2⁶ = 4129429 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4129423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2064746 + 2064747.

It is an arithmetic number, because the mean of its divisors is an integer number (2064747).

Almost surely, 2^4129493 is an apocalyptic number.

It is an amenable number.

4129493 is a deficient number, since it is larger than the sum of its proper divisors (1).

4129493 is an equidigital number, since it uses as much as digits as its factorization.

4129493 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7776, while the sum is 32.

The square root of 4129493 is about 2032.1154002664. The cubic root of 4129493 is about 160.4349234595.

The spelling of 4129493 in words is "four million, one hundred twenty-nine thousand, four hundred ninety-three".