7272021301 has 2 divisors, whose sum is σ = 7272021302. Its totient is φ = 7272021300.

The previous prime is 7272021283. The next prime is 7272021349. The reversal of 7272021301 is 1031202727.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6686332900 + 585688401 = 81770^2 + 24201^2 .

It is a cyclic number.

It is not a de Polignac number, because 7272021301 - 2⁷ = 7272021173 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7272021101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3636010650 + 3636010651.

It is an arithmetic number, because the mean of its divisors is an integer number (3636010651).

Almost surely, 2^7272021301 is an apocalyptic number.

It is an amenable number.

7272021301 is a deficient number, since it is larger than the sum of its proper divisors (1).

7272021301 is an equidigital number, since it uses as much as digits as its factorization.

7272021301 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1176, while the sum is 25.

The square root of 7272021301 is about 85276.1473156474. The cubic root of 7272021301 is about 1937.3959198534.

The spelling of 7272021301 in words is "seven billion, two hundred seventy-two million, twenty-one thousand, three hundred one".