16064121 has 16 divisors (see below), whose sum is σ = 21896000. Its totient is φ = 10473408.

The previous prime is 16064119. The next prime is 16064123. The reversal of 16064121 is 12146061.

It is an interprime number because it is at equal distance from previous prime (16064119) and next prime (16064123).

It is not a de Polignac number, because 16064121 - 2¹ = 16064119 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16064123) 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, 45855 + ... + 46203.

It is an arithmetic number, because the mean of its divisors is an integer number (1368500).

Almost surely, 2^16064121 is an apocalyptic number.

It is an amenable number.

16064121 is a deficient number, since it is larger than the sum of its proper divisors (5831879).

16064121 is a wasteful number, since it uses less digits than its factorization.

16064121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 648.

The product of its (nonzero) digits is 288, while the sum is 21.

The square root of 16064121 is about 4008.0071107721. The cubic root of 16064121 is about 252.3203754669.

The spelling of 16064121 in words is "sixteen million, sixty-four thousand, one hundred twenty-one".