429253919 has 2 divisors, whose sum is σ = 429253920. Its totient is φ = 429253918.

The previous prime is 429253883. The next prime is 429253963. The reversal of 429253919 is 919352924.

It is a happy number.

It is an a-pointer prime, because the next prime (429253963) can be obtained adding 429253919 to its sum of digits (44).

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-429253919 is a prime.

It is a super-2 number, since 2×429253919² = 368517853953717122, which contains 22 as substring.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 429253919.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (429253999) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 214626959 + 214626960.

It is an arithmetic number, because the mean of its divisors is an integer number (214626960).

Almost surely, 2^429253919 is an apocalyptic number.

429253919 is a deficient number, since it is larger than the sum of its proper divisors (1).

429253919 is an equidigital number, since it uses as much as digits as its factorization.

429253919 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 174960, while the sum is 44.

The square root of 429253919 is about 20718.4439328826. The cubic root of 429253919 is about 754.3474436931.

The spelling of 429253919 in words is "four hundred twenty-nine million, two hundred fifty-three thousand, nine hundred nineteen".