4721311725 has 24 divisors (see below), whose sum is σ = 8406357792. Its totient is φ = 2324337600.

The previous prime is 4721311717. The next prime is 4721311769. The reversal of 4721311725 is 5271131274.

It is not a de Polignac number, because 4721311725 - 2³ = 4721311717 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2420211 + ... + 2422160.

It is an arithmetic number, because the mean of its divisors is an integer number (350264908).

Almost surely, 2^4721311725 is an apocalyptic number.

It is an amenable number.

4721311725 is a deficient number, since it is larger than the sum of its proper divisors (3685046067).

4721311725 is a wasteful number, since it uses less digits than its factorization.

4721311725 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4842397 (or 4842392 counting only the distinct ones).

The product of its digits is 11760, while the sum is 33.

The square root of 4721311725 is about 68711.8019338745. The cubic root of 4721311725 is about 1677.5966822756.

Adding to 4721311725 its reverse (5271131274), we get a palindrome (9992442999).

The spelling of 4721311725 in words is "four billion, seven hundred twenty-one million, three hundred eleven thousand, seven hundred twenty-five".