32513052461 has 2 divisors, whose sum is σ = 32513052462. Its totient is φ = 32513052460.

The previous prime is 32513052443. The next prime is 32513052463. The reversal of 32513052461 is 16425031523.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 31822992100 + 690060361 = 178390^2 + 26269^2 .

It is a cyclic number.

It is not a de Polignac number, because 32513052461 - 2²² = 32508858157 is a prime.

Together with 32513052463, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (32513052463) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16256526230 + 16256526231.

It is an arithmetic number, because the mean of its divisors is an integer number (16256526231).

Almost surely, 2^32513052461 is an apocalyptic number.

It is an amenable number.

32513052461 is a deficient number, since it is larger than the sum of its proper divisors (1).

32513052461 is an equidigital number, since it uses as much as digits as its factorization.

32513052461 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 21600, while the sum is 32.

Adding to 32513052461 its reverse (16425031523), we get a palindrome (48938083984).

The spelling of 32513052461 in words is "thirty-two billion, five hundred thirteen million, fifty-two thousand, four hundred sixty-one".