53040231061 has 2 divisors, whose sum is σ = 53040231062. Its totient is φ = 53040231060.

The previous prime is 53040231031. The next prime is 53040231073. The reversal of 53040231061 is 16013204035.

53040231061 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 51849567025 + 1190664036 = 227705^2 + 34506^2 .

It is a cyclic number.

It is not a de Polignac number, because 53040231061 - 2⁵ = 53040231029 is a prime.

It is a super-2 number, since 2×53040231061² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53040231001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26520115530 + 26520115531.

It is an arithmetic number, because the mean of its divisors is an integer number (26520115531).

Almost surely, 2^53040231061 is an apocalyptic number.

It is an amenable number.

53040231061 is a deficient number, since it is larger than the sum of its proper divisors (1).

53040231061 is an equidigital number, since it uses as much as digits as its factorization.

53040231061 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2160, while the sum is 25.

Adding to 53040231061 its reverse (16013204035), we get a palindrome (69053435096).

The spelling of 53040231061 in words is "fifty-three billion, forty million, two hundred thirty-one thousand, sixty-one".