53387337247 has 2 divisors, whose sum is σ = 53387337248. Its totient is φ = 53387337246.

The previous prime is 53387337209. The next prime is 53387337281. The reversal of 53387337247 is 74273378335.

53387337247 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 is a cyclic number.

It is not a de Polignac number, because 53387337247 - 2⁷ = 53387337119 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 53387337194 and 53387337203.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53387037247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26693668623 + 26693668624.

It is an arithmetic number, because the mean of its divisors is an integer number (26693668624).

Almost surely, 2^53387337247 is an apocalyptic number.

53387337247 is a deficient number, since it is larger than the sum of its proper divisors (1).

53387337247 is an equidigital number, since it uses as much as digits as its factorization.

53387337247 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8890560, while the sum is 52.

The spelling of 53387337247 in words is "fifty-three billion, three hundred eighty-seven million, three hundred thirty-seven thousand, two hundred forty-seven".