4215430345123 has 4 divisors (see below), whose sum is σ = 4216235282640. Its totient is φ = 4214625407608.

The previous prime is 4215430345103. The next prime is 4215430345151. The reversal of 4215430345123 is 3215430345124.

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 4215430345123 - 2²¹ = 4215428247971 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4215430345103) 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, 402460903 + ... + 402471376.

It is an arithmetic number, because the mean of its divisors is an integer number (1054058820660).

Almost surely, 2^{4215430345123} is an apocalyptic number.

4215430345123 is a deficient number, since it is larger than the sum of its proper divisors (804937517).

4215430345123 is an equidigital number, since it uses as much as digits as its factorization.

4215430345123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 804937516.

The product of its (nonzero) digits is 172800, while the sum is 37.

Subtracting from 4215430345123 its reverse (3215430345124), we obtain a palindrome (999999999999).

The spelling of 4215430345123 in words is "four trillion, two hundred fifteen billion, four hundred thirty million, three hundred forty-five thousand, one hundred twenty-three".