53513016061 has 2 divisors, whose sum is σ = 53513016062. Its totient is φ = 53513016060.

The previous prime is 53513016049. The next prime is 53513016071. The reversal of 53513016061 is 16061031535.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 48002180836 + 5510835225 = 219094^2 + 74235^2 .

It is a cyclic number.

It is not a de Polignac number, because 53513016061 - 2²³ = 53504627453 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53513016071) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26756508030 + 26756508031.

It is an arithmetic number, because the mean of its divisors is an integer number (26756508031).

Almost surely, 2^53513016061 is an apocalyptic number.

It is an amenable number.

53513016061 is a deficient number, since it is larger than the sum of its proper divisors (1).

53513016061 is an equidigital number, since it uses as much as digits as its factorization.

53513016061 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8100, while the sum is 31.

Adding to 53513016061 its reverse (16061031535), we get a palindrome (69574047596).

The spelling of 53513016061 in words is "fifty-three billion, five hundred thirteen million, sixteen thousand, sixty-one".