201230296549 has 2 divisors, whose sum is σ = 201230296550. Its totient is φ = 201230296548.

The previous prime is 201230296543. The next prime is 201230296571. The reversal of 201230296549 is 945692032102.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 188690328225 + 12539968324 = 434385^2 + 111982^2 .

It is a cyclic number.

It is not a de Polignac number, because 201230296549 - 2³³ = 192640361957 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (201230296543) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100615148274 + 100615148275.

It is an arithmetic number, because the mean of its divisors is an integer number (100615148275).

Almost surely, 2^201230296549 is an apocalyptic number.

It is an amenable number.

201230296549 is a deficient number, since it is larger than the sum of its proper divisors (1).

201230296549 is an equidigital number, since it uses as much as digits as its factorization.

201230296549 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 233280, while the sum is 43.

The spelling of 201230296549 in words is "two hundred one billion, two hundred thirty million, two hundred ninety-six thousand, five hundred forty-nine".