65061173 has 2 divisors, whose sum is σ = 65061174. Its totient is φ = 65061172.

The previous prime is 65061131. The next prime is 65061179. The reversal of 65061173 is 37116056.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 64915249 + 145924 = 8057^2 + 382^2 .

It is a cyclic number.

It is not a de Polignac number, because 65061173 - 2⁶ = 65061109 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (65061179) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32530586 + 32530587.

It is an arithmetic number, because the mean of its divisors is an integer number (32530587).

Almost surely, 2^65061173 is an apocalyptic number.

It is an amenable number.

65061173 is a deficient number, since it is larger than the sum of its proper divisors (1).

65061173 is an equidigital number, since it uses as much as digits as its factorization.

65061173 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3780, while the sum is 29.

The square root of 65061173 is about 8066.0506445224. The cubic root of 65061173 is about 402.1986695705.

The spelling of 65061173 in words is "sixty-five million, sixty-one thousand, one hundred seventy-three".