424131269 has 2 divisors, whose sum is σ = 424131270. Its totient is φ = 424131268.

The previous prime is 424131223. The next prime is 424131289. The reversal of 424131269 is 962131424.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 251603044 + 172528225 = 15862^2 + 13135^2 .

It is a cyclic number.

It is not a de Polignac number, because 424131269 - 2¹² = 424127173 is a prime.

It is a super-2 number, since 2×424131269² = 359774666687100722, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (424131289) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 212065634 + 212065635.

It is an arithmetic number, because the mean of its divisors is an integer number (212065635).

Almost surely, 2^424131269 is an apocalyptic number.

It is an amenable number.

424131269 is a deficient number, since it is larger than the sum of its proper divisors (1).

424131269 is an equidigital number, since it uses as much as digits as its factorization.

424131269 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10368, while the sum is 32.

The square root of 424131269 is about 20594.4475283995. The cubic root of 424131269 is about 751.3346717558.

The spelling of 424131269 in words is "four hundred twenty-four million, one hundred thirty-one thousand, two hundred sixty-nine".