4551707923 has 4 divisors (see below), whose sum is σ = 5201951920. Its totient is φ = 3901463928.

The previous prime is 4551707879. The next prime is 4551707929. The reversal of 4551707923 is 3297071554.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4551707923 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 4551707923.

It is not an unprimeable number, because it can be changed into a prime (4551707929) 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, 325121988 + ... + 325122001.

It is an arithmetic number, because the mean of its divisors is an integer number (1300487980).

Almost surely, 2^4551707923 is an apocalyptic number.

4551707923 is a deficient number, since it is larger than the sum of its proper divisors (650243997).

4551707923 is an equidigital number, since it uses as much as digits as its factorization.

4551707923 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 650243996.

The product of its (nonzero) digits is 264600, while the sum is 43.

The square root of 4551707923 is about 67466.3465959140. The cubic root of 4551707923 is about 1657.2631054767.

The spelling of 4551707923 in words is "four billion, five hundred fifty-one million, seven hundred seven thousand, nine hundred twenty-three".