53520351737 has 2 divisors, whose sum is σ = 53520351738. Its totient is φ = 53520351736.

The previous prime is 53520351683. The next prime is 53520351739. The reversal of 53520351737 is 73715302535.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 51745330576 + 1775021161 = 227476^2 + 42131^2 .

It is a cyclic number.

It is not a de Polignac number, because 53520351737 - 2³² = 49225384441 is a prime.

Together with 53520351739, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 53520351694 and 53520351703.

It is not a weakly prime, because it can be changed into another prime (53520351739) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26760175868 + 26760175869.

It is an arithmetic number, because the mean of its divisors is an integer number (26760175869).

Almost surely, 2^53520351737 is an apocalyptic number.

It is an amenable number.

53520351737 is a deficient number, since it is larger than the sum of its proper divisors (1).

53520351737 is an equidigital number, since it uses as much as digits as its factorization.

53520351737 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 330750, while the sum is 41.

The spelling of 53520351737 in words is "fifty-three billion, five hundred twenty million, three hundred fifty-one thousand, seven hundred thirty-seven".