424454071 has 2 divisors, whose sum is σ = 424454072. Its totient is φ = 424454070.

The previous prime is 424454057. The next prime is 424454101. The reversal of 424454071 is 170454424.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-424454071 is a prime.

It is a super-2 number, since 2×424454071² = 360322516776946082, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (424454171) 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, 212227035 + 212227036.

It is an arithmetic number, because the mean of its divisors is an integer number (212227036).

Almost surely, 2^424454071 is an apocalyptic number.

424454071 is a deficient number, since it is larger than the sum of its proper divisors (1).

424454071 is an equidigital number, since it uses as much as digits as its factorization.

424454071 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 17920, while the sum is 31.

The square root of 424454071 is about 20602.2831501754. The cubic root of 424454071 is about 751.5252344808.

The spelling of 424454071 in words is "four hundred twenty-four million, four hundred fifty-four thousand, seventy-one".