412614781 has 2 divisors, whose sum is σ = 412614782. Its totient is φ = 412614780.

The previous prime is 412614767. The next prime is 412614809. The reversal of 412614781 is 187416214.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 344288025 + 68326756 = 18555^2 + 8266^2 .

It is a cyclic number.

It is not a de Polignac number, because 412614781 - 2¹⁵ = 412582013 is a prime.

It is a super-2 number, since 2×412614781² = 340501914999355922, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (412614721) 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, 206307390 + 206307391.

It is an arithmetic number, because the mean of its divisors is an integer number (206307391).

Almost surely, 2^412614781 is an apocalyptic number.

It is an amenable number.

412614781 is a deficient number, since it is larger than the sum of its proper divisors (1).

412614781 is an equidigital number, since it uses as much as digits as its factorization.

412614781 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10752, while the sum is 34.

The square root of 412614781 is about 20312.9215279339. The cubic root of 412614781 is about 744.4718151608.

The spelling of 412614781 in words is "four hundred twelve million, six hundred fourteen thousand, seven hundred eighty-one".