424135927 has 2 divisors, whose sum is σ = 424135928. Its totient is φ = 424135926.

The previous prime is 424135871. The next prime is 424135951. The reversal of 424135927 is 729531424.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-424135927 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (424135427) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 212067963 + 212067964.

It is an arithmetic number, because the mean of its divisors is an integer number (212067964).

Almost surely, 2^424135927 is an apocalyptic number.

424135927 is a deficient number, since it is larger than the sum of its proper divisors (1).

424135927 is an equidigital number, since it uses as much as digits as its factorization.

424135927 is an evil number, because the sum of its binary digits is even.

The product of its digits is 60480, while the sum is 37.

The square root of 424135927 is about 20594.5606168231. The cubic root of 424135927 is about 751.3374222440.

The spelling of 424135927 in words is "four hundred twenty-four million, one hundred thirty-five thousand, nine hundred twenty-seven".