201273733 has 2 divisors, whose sum is σ = 201273734. Its totient is φ = 201273732.

The previous prime is 201273697. The next prime is 201273749. The reversal of 201273733 is 337372102.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 127193284 + 74080449 = 11278^2 + 8607^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-201273733 is a prime.

It is a super-2 number, since 2×201273733² = 81022231191510578, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (201243733) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100636866 + 100636867.

It is an arithmetic number, because the mean of its divisors is an integer number (100636867).

Almost surely, 2^201273733 is an apocalyptic number.

It is an amenable number.

201273733 is a deficient number, since it is larger than the sum of its proper divisors (1).

201273733 is an equidigital number, since it uses as much as digits as its factorization.

201273733 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5292, while the sum is 28.

The square root of 201273733 is about 14187.0974127903. The cubic root of 201273733 is about 586.0423940488.

The spelling of 201273733 in words is "two hundred one million, two hundred seventy-three thousand, seven hundred thirty-three".