4721012273 has 4 divisors (see below), whose sum is σ = 4785683748. Its totient is φ = 4656340800.

The previous prime is 4721012249. The next prime is 4721012279. The reversal of 4721012273 is 3722101274.

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 1334587024 + 3386425249 = 36532^2 + 58193^2 .

It is a cyclic number.

It is not a de Polignac number, because 4721012273 - 2¹⁴ = 4720995889 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4721012279) 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, 32335628 + ... + 32335773.

It is an arithmetic number, because the mean of its divisors is an integer number (1196420937).

Almost surely, 2^4721012273 is an apocalyptic number.

It is an amenable number.

4721012273 is a deficient number, since it is larger than the sum of its proper divisors (64671475).

4721012273 is an equidigital number, since it uses as much as digits as its factorization.

4721012273 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64671474.

The product of its (nonzero) digits is 4704, while the sum is 29.

The square root of 4721012273 is about 68709.6228558999. The cubic root of 4721012273 is about 1677.5612140037.

The spelling of 4721012273 in words is "four billion, seven hundred twenty-one million, twelve thousand, two hundred seventy-three".