412866143 has 4 divisors (see below), whose sum is σ = 434595960. Its totient is φ = 391136328.

The previous prime is 412866119. The next prime is 412866149. The reversal of 412866143 is 341668214.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 412866143 - 2¹⁰ = 412865119 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (412866149) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10864880 + ... + 10864917.

It is an arithmetic number, because the mean of its divisors is an integer number (108648990).

Almost surely, 2^412866143 is an apocalyptic number.

412866143 is a deficient number, since it is larger than the sum of its proper divisors (21729817).

412866143 is a wasteful number, since it uses less digits than its factorization.

412866143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21729816.

The product of its digits is 27648, while the sum is 35.

The square root of 412866143 is about 20319.1078298236. The cubic root of 412866143 is about 744.6229601238.

The spelling of 412866143 in words is "four hundred twelve million, eight hundred sixty-six thousand, one hundred forty-three".