53317542737 has 2 divisors, whose sum is σ = 53317542738. Its totient is φ = 53317542736.

The previous prime is 53317542643. The next prime is 53317542743. The reversal of 53317542737 is 73724571335.

53317542737 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., 26961968401 + 26355574336 = 164201^2 + 162344^2 .

It is a cyclic number.

It is not a de Polignac number, because 53317542737 - 2³⁰ = 52243800913 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 53317542691 and 53317542700.

It is not a weakly prime, because it can be changed into another prime (53317542757) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26658771368 + 26658771369.

It is an arithmetic number, because the mean of its divisors is an integer number (26658771369).

Almost surely, 2^53317542737 is an apocalyptic number.

It is an amenable number.

53317542737 is a deficient number, since it is larger than the sum of its proper divisors (1).

53317542737 is an equidigital number, since it uses as much as digits as its factorization.

53317542737 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1852200, while the sum is 47.

The spelling of 53317542737 in words is "fifty-three billion, three hundred seventeen million, five hundred forty-two thousand, seven hundred thirty-seven".