7273297601 has 2 divisors, whose sum is σ = 7273297602. Its totient is φ = 7273297600.

The previous prime is 7273297583. The next prime is 7273297621. The reversal of 7273297601 is 1067923727.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6912259600 + 361038001 = 83140^2 + 19001^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-7273297601 is a prime.

It is not a weakly prime, because it can be changed into another prime (7273297621) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3636648800 + 3636648801.

It is an arithmetic number, because the mean of its divisors is an integer number (3636648801).

Almost surely, 2^7273297601 is an apocalyptic number.

It is an amenable number.

7273297601 is a deficient number, since it is larger than the sum of its proper divisors (1).

7273297601 is an equidigital number, since it uses as much as digits as its factorization.

7273297601 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 222264, while the sum is 44.

The square root of 7273297601 is about 85283.6303225889. The cubic root of 7273297601 is about 1937.5092562360.

The spelling of 7273297601 in words is "seven billion, two hundred seventy-three million, two hundred ninety-seven thousand, six hundred one".