412121279 has 2 divisors, whose sum is σ = 412121280. Its totient is φ = 412121278.

The previous prime is 412121257. The next prime is 412121329. The reversal of 412121279 is 972121214.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 412121279 - 2²⁴ = 395344063 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (412121209) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 206060639 + 206060640.

It is an arithmetic number, because the mean of its divisors is an integer number (206060640).

Almost surely, 2^412121279 is an apocalyptic number.

412121279 is a deficient number, since it is larger than the sum of its proper divisors (1).

412121279 is an equidigital number, since it uses as much as digits as its factorization.

412121279 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2016, while the sum is 29.

The square root of 412121279 is about 20300.7704041004. The cubic root of 412121279 is about 744.1748918012.

The spelling of 412121279 in words is "four hundred twelve million, one hundred twenty-one thousand, two hundred seventy-nine".