65149153 has 2 divisors, whose sum is σ = 65149154. Its totient is φ = 65149152.

The previous prime is 65149127. The next prime is 65149163. The reversal of 65149153 is 35194156.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 63728289 + 1420864 = 7983^2 + 1192^2 .

It is a cyclic number.

It is not a de Polignac number, because 65149153 - 2⁵ = 65149121 is a prime.

It is not a weakly prime, because it can be changed into another prime (65149163) by changing a digit.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32574576 + 32574577.

It is an arithmetic number, because the mean of its divisors is an integer number (32574577).

Almost surely, 2^65149153 is an apocalyptic number.

It is an amenable number.

65149153 is a deficient number, since it is larger than the sum of its proper divisors (1).

65149153 is an equidigital number, since it uses as much as digits as its factorization.

65149153 is an evil number, because the sum of its binary digits is even.

The product of its digits is 16200, while the sum is 34.

The square root of 65149153 is about 8071.5025243135. The cubic root of 65149153 is about 402.3798810833.

The spelling of 65149153 in words is "sixty-five million, one hundred forty-nine thousand, one hundred fifty-three".