53116747 has 2 divisors, whose sum is σ = 53116748. Its totient is φ = 53116746.

The previous prime is 53116717. The next prime is 53116769. The reversal of 53116747 is 74761135.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-53116747 is a prime.

It is not a weakly prime, because it can be changed into another prime (53116717) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26558373 + 26558374.

It is an arithmetic number, because the mean of its divisors is an integer number (26558374).

Almost surely, 2^53116747 is an apocalyptic number.

53116747 is a deficient number, since it is larger than the sum of its proper divisors (1).

53116747 is an equidigital number, since it uses as much as digits as its factorization.

53116747 is an evil number, because the sum of its binary digits is even.

The product of its digits is 17640, while the sum is 34.

The square root of 53116747 is about 7288.1236954377. The cubic root of 53116747 is about 375.9041813898.

The spelling of 53116747 in words is "fifty-three million, one hundred sixteen thousand, seven hundred forty-seven".