4272723001 has 2 divisors, whose sum is σ = 4272723002. Its totient is φ = 4272723000.

The previous prime is 4272722977. The next prime is 4272723031. The reversal of 4272723001 is 1003272724.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2474963001 + 1797760000 = 49749^2 + 42400^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4272723001 is a prime.

It is not a weakly prime, because it can be changed into another prime (4272723031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2136361500 + 2136361501.

It is an arithmetic number, because the mean of its divisors is an integer number (2136361501).

Almost surely, 2^4272723001 is an apocalyptic number.

It is an amenable number.

4272723001 is a deficient number, since it is larger than the sum of its proper divisors (1).

4272723001 is an equidigital number, since it uses as much as digits as its factorization.

4272723001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4704, while the sum is 28.

The square root of 4272723001 is about 65366.0691873085. The cubic root of 4272723001 is about 1622.6875828524.

Adding to 4272723001 its reverse (1003272724), we get a palindrome (5275995725).

The spelling of 4272723001 in words is "four billion, two hundred seventy-two million, seven hundred twenty-three thousand, one".