413212123 has 4 divisors (see below), whose sum is σ = 413270608. Its totient is φ = 413153640.

The previous prime is 413212103. The next prime is 413212127. The reversal of 413212123 is 321212314.

It is a happy number.

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 413212123 - 2²¹ = 411114971 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 413212123.

It is not an unprimeable number, because it can be changed into a prime (413212127) 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, 16911 + ... + 33352.

It is an arithmetic number, because the mean of its divisors is an integer number (103317652).

Almost surely, 2^413212123 is an apocalyptic number.

413212123 is a deficient number, since it is larger than the sum of its proper divisors (58485).

413212123 is an equidigital number, since it uses as much as digits as its factorization.

413212123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58484.

The product of its digits is 288, while the sum is 19.

The square root of 413212123 is about 20327.6197081705. The cubic root of 413212123 is about 744.8308989653.

Adding to 413212123 its reverse (321212314), we get a palindrome (734424437).

The spelling of 413212123 in words is "four hundred thirteen million, two hundred twelve thousand, one hundred twenty-three".