415213345 has 4 divisors (see below), whose sum is σ = 498256020. Its totient is φ = 332170672.

The previous prime is 415213339. The next prime is 415213363. The reversal of 415213345 is 543312514.

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 285981921 + 129231424 = 16911^2 + 11368^2 .

It is a cyclic number.

It is not a de Polignac number, because 415213345 - 2⁵ = 415213313 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 41521330 + ... + 41521339.

It is an arithmetic number, because the mean of its divisors is an integer number (124564005).

Almost surely, 2^415213345 is an apocalyptic number.

It is an amenable number.

415213345 is a deficient number, since it is larger than the sum of its proper divisors (83042675).

415213345 is an equidigital number, since it uses as much as digits as its factorization.

415213345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83042674.

The product of its digits is 7200, while the sum is 28.

The square root of 415213345 is about 20376.7844617349. The cubic root of 415213345 is about 746.0313898102.

Adding to 415213345 its reverse (543312514), we get a palindrome (958525859).

The spelling of 415213345 in words is "four hundred fifteen million, two hundred thirteen thousand, three hundred forty-five".