65267121 has 16 divisors (see below), whose sum is σ = 92026368. Its totient is φ = 41078400.

The previous prime is 65267119. The next prime is 65267141. The reversal of 65267121 is 12176256.

It is not a de Polignac number, because 65267121 - 2¹ = 65267119 is a prime.

It is not an unprimeable number, because it can be changed into a prime (65267101) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4746 + ... + 12371.

It is an arithmetic number, because the mean of its divisors is an integer number (5751648).

Almost surely, 2^65267121 is an apocalyptic number.

It is an amenable number.

65267121 is a deficient number, since it is larger than the sum of its proper divisors (26759247).

65267121 is a wasteful number, since it uses less digits than its factorization.

65267121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17192.

The product of its digits is 5040, while the sum is 30.

The square root of 65267121 is about 8078.8069044878. The cubic root of 65267121 is about 402.6226027241.

The spelling of 65267121 in words is "sixty-five million, two hundred sixty-seven thousand, one hundred twenty-one".