412866145 has 4 divisors (see below), whose sum is σ = 495439380. Its totient is φ = 330292912.

The previous prime is 412866119. The next prime is 412866149. The reversal of 412866145 is 541668214.

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

It can be written as a sum of positive squares in 2 ways, for example, as 80496784 + 332369361 = 8972^2 + 18231^2 .

It is a cyclic number.

It is not a de Polignac number, because 412866145 - 2²⁷ = 278648417 is a prime.

It is a super-2 number, since 2×412866145² = 340916907374322050, which contains 22 as substring.

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, 41286610 + ... + 41286619.

It is an arithmetic number, because the mean of its divisors is an integer number (123859845).

Almost surely, 2^412866145 is an apocalyptic number.

It is an amenable number.

412866145 is a deficient number, since it is larger than the sum of its proper divisors (82573235).

412866145 is an equidigital number, since it uses as much as digits as its factorization.

412866145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82573234.

The product of its digits is 46080, while the sum is 37.

The square root of 412866145 is about 20319.1078790384. The cubic root of 412866145 is about 744.6229613261.

The spelling of 412866145 in words is "four hundred twelve million, eight hundred sixty-six thousand, one hundred forty-five".