4272723031 has 2 divisors, whose sum is σ = 4272723032. Its totient is φ = 4272723030.

The previous prime is 4272723001. The next prime is 4272723071. The reversal of 4272723031 is 1303272724.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4272723031 - 2¹⁹ = 4272198743 is a prime.

It is a super-2 number, since 2×4272723031² = 36512324199275653922, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4272722984 and 4272723002.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4272723001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2136361515 + 2136361516.

It is an arithmetic number, because the mean of its divisors is an integer number (2136361516).

Almost surely, 2^4272723031 is an apocalyptic number.

4272723031 is a deficient number, since it is larger than the sum of its proper divisors (1).

4272723031 is an equidigital number, since it uses as much as digits as its factorization.

4272723031 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 14112, while the sum is 31.

The square root of 4272723031 is about 65366.0694167853. The cubic root of 4272723031 is about 1622.6875866502.

Adding to 4272723031 its reverse (1303272724), we get a palindrome (5575995755).

The spelling of 4272723031 in words is "four billion, two hundred seventy-two million, seven hundred twenty-three thousand, thirty-one".