412240019 has 2 divisors, whose sum is σ = 412240020. Its totient is φ = 412240018.

The previous prime is 412239991. The next prime is 412240061. The reversal of 412240019 is 910042214.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 412240019 - 2²⁴ = 395462803 is a prime.

It is a super-2 number, since 2×412240019² = 339883666530240722, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 412239976 and 412240003.

It is not a weakly prime, because it can be changed into another prime (412240069) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 206120009 + 206120010.

It is an arithmetic number, because the mean of its divisors is an integer number (206120010).

Almost surely, 2^412240019 is an apocalyptic number.

412240019 is a deficient number, since it is larger than the sum of its proper divisors (1).

412240019 is an equidigital number, since it uses as much as digits as its factorization.

412240019 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 576, while the sum is 23.

The square root of 412240019 is about 20303.6947130319. The cubic root of 412240019 is about 744.2463552644.

The spelling of 412240019 in words is "four hundred twelve million, two hundred forty thousand, nineteen".