424430330013973 has 2 divisors, whose sum is σ = 424430330013974. Its totient is φ = 424430330013972.

The previous prime is 424430330013971. The next prime is 424430330013979. The reversal of 424430330013973 is 379310033034424.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 407286564920964 + 17143765093009 = 20181342^2 + 4140503^2 .

It is a cyclic number.

It is not a de Polignac number, because 424430330013973 - 2¹ = 424430330013971 is a prime.

It is a super-2 number, since 2×424430330013973² (a number of 30 digits) contains 22 as substring.

Together with 424430330013971, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (424430330013971) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 212215165006986 + 212215165006987.

It is an arithmetic number, because the mean of its divisors is an integer number (212215165006987).

Almost surely, 2^{424430330013973} is an apocalyptic number.

It is an amenable number.

424430330013973 is a deficient number, since it is larger than the sum of its proper divisors (1).

424430330013973 is an equidigital number, since it uses as much as digits as its factorization.

424430330013973 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1959552, while the sum is 46.

The spelling of 424430330013973 in words is "four hundred twenty-four trillion, four hundred thirty billion, three hundred thirty million, thirteen thousand, nine hundred seventy-three".