4515420423 has 4 divisors (see below), whose sum is σ = 6020560568. Its totient is φ = 3010280280.

The previous prime is 4515420409. The next prime is 4515420443. The reversal of 4515420423 is 3240245154.

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

It is not a de Polignac number, because 4515420423 - 2⁶ = 4515420359 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4515420443) 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, 752570068 + ... + 752570073.

It is an arithmetic number, because the mean of its divisors is an integer number (1505140142).

Almost surely, 2^4515420423 is an apocalyptic number.

4515420423 is a deficient number, since it is larger than the sum of its proper divisors (1505140145).

4515420423 is a wasteful number, since it uses less digits than its factorization.

4515420423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1505140144.

The product of its (nonzero) digits is 19200, while the sum is 30.

The square root of 4515420423 is about 67196.8780748034. The cubic root of 4515420423 is about 1652.8472935254.

Adding to 4515420423 its reverse (3240245154), we get a palindrome (7755665577).

The spelling of 4515420423 in words is "four billion, five hundred fifteen million, four hundred twenty thousand, four hundred twenty-three".