61333080253 has 2 divisors, whose sum is σ = 61333080254. Its totient is φ = 61333080252.

The previous prime is 61333080227. The next prime is 61333080293. The reversal of 61333080253 is 35208033316.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 44250067449 + 17083012804 = 210357^2 + 130702^2 .

It is a cyclic number.

It is not a de Polignac number, because 61333080253 - 2²⁵ = 61299525821 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (61333080293) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30666540126 + 30666540127.

It is an arithmetic number, because the mean of its divisors is an integer number (30666540127).

Almost surely, 2^61333080253 is an apocalyptic number.

It is an amenable number.

61333080253 is a deficient number, since it is larger than the sum of its proper divisors (1).

61333080253 is an equidigital number, since it uses as much as digits as its factorization.

61333080253 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 38880, while the sum is 34.

The spelling of 61333080253 in words is "sixty-one billion, three hundred thirty-three million, eighty thousand, two hundred fifty-three".