64265111 has 2 divisors, whose sum is σ = 64265112. Its totient is φ = 64265110.

The previous prime is 64265057. The next prime is 64265137. The reversal of 64265111 is 11156246.

It is an a-pointer prime, because the next prime (64265137) can be obtained adding 64265111 to its sum of digits (26).

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-64265111 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 (64265141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32132555 + 32132556.

It is an arithmetic number, because the mean of its divisors is an integer number (32132556).

Almost surely, 2^64265111 is an apocalyptic number.

64265111 is a deficient number, since it is larger than the sum of its proper divisors (1).

64265111 is an equidigital number, since it uses as much as digits as its factorization.

64265111 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1440, while the sum is 26.

The square root of 64265111 is about 8016.5523138067. The cubic root of 64265111 is about 400.5515537050.

The spelling of 64265111 in words is "sixty-four million, two hundred sixty-five thousand, one hundred eleven".