424161601 has 2 divisors, whose sum is σ = 424161602. Its totient is φ = 424161600.

The previous prime is 424161593. The next prime is 424161631. The reversal of 424161601 is 106161424.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 354004225 + 70157376 = 18815^2 + 8376^2 .

It is a cyclic number.

It is not a de Polignac number, because 424161601 - 2³ = 424161593 is a prime.

It is not a weakly prime, because it can be changed into another prime (424161631) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 212080800 + 212080801.

It is an arithmetic number, because the mean of its divisors is an integer number (212080801).

Almost surely, 2^424161601 is an apocalyptic number.

It is an amenable number.

424161601 is a deficient number, since it is larger than the sum of its proper divisors (1).

424161601 is an equidigital number, since it uses as much as digits as its factorization.

424161601 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1152, while the sum is 25.

The square root of 424161601 is about 20595.1839273166. The cubic root of 424161601 is about 751.3525820442.

The spelling of 424161601 in words is "four hundred twenty-four million, one hundred sixty-one thousand, six hundred one".