66152711 has 2 divisors, whose sum is σ = 66152712. Its totient is φ = 66152710.

The previous prime is 66152693. The next prime is 66152719. The reversal of 66152711 is 11725166.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-66152711 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (66152719) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33076355 + 33076356.

It is an arithmetic number, because the mean of its divisors is an integer number (33076356).

Almost surely, 2^66152711 is an apocalyptic number.

66152711 is a deficient number, since it is larger than the sum of its proper divisors (1).

66152711 is an equidigital number, since it uses as much as digits as its factorization.

66152711 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2520, while the sum is 29.

The square root of 66152711 is about 8133.4316865638. The cubic root of 66152711 is about 404.4354497562.

Adding to 66152711 its reverse (11725166), we get a palindrome (77877877).

The spelling of 66152711 in words is "sixty-six million, one hundred fifty-two thousand, seven hundred eleven".