419736431 has 2 divisors, whose sum is σ = 419736432. Its totient is φ = 419736430.

The previous prime is 419736419. The next prime is 419736439. The reversal of 419736431 is 134637914.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 419736431 - 2²⁶ = 352627567 is a prime.

It is a super-2 number, since 2×419736431² = 352357343017235522, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (419736439) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 209868215 + 209868216.

It is an arithmetic number, because the mean of its divisors is an integer number (209868216).

Almost surely, 2^419736431 is an apocalyptic number.

419736431 is a deficient number, since it is larger than the sum of its proper divisors (1).

419736431 is an equidigital number, since it uses as much as digits as its factorization.

419736431 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 54432, while the sum is 38.

The square root of 419736431 is about 20487.4700975987. The cubic root of 419736431 is about 748.7305524012.

The spelling of 419736431 in words is "four hundred nineteen million, seven hundred thirty-six thousand, four hundred thirty-one".