201257480513 has 2 divisors, whose sum is σ = 201257480514. Its totient is φ = 201257480512.

The previous prime is 201257480503. The next prime is 201257480519. The reversal of 201257480513 is 315084752102.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 126855644224 + 74401836289 = 356168^2 + 272767^2 .

It is a cyclic number.

It is not a de Polignac number, because 201257480513 - 2¹⁴ = 201257464129 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (201257480519) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100628740256 + 100628740257.

It is an arithmetic number, because the mean of its divisors is an integer number (100628740257).

Almost surely, 2^201257480513 is an apocalyptic number.

It is an amenable number.

201257480513 is a deficient number, since it is larger than the sum of its proper divisors (1).

201257480513 is an equidigital number, since it uses as much as digits as its factorization.

201257480513 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 67200, while the sum is 38.

The spelling of 201257480513 in words is "two hundred one billion, two hundred fifty-seven million, four hundred eighty thousand, five hundred thirteen".