320214061 has 2 divisors, whose sum is σ = 320214062. Its totient is φ = 320214060.

The previous prime is 320214053. The next prime is 320214107. The reversal of 320214061 is 160412023.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 191822500 + 128391561 = 13850^2 + 11331^2 .

It is an emirp because it is prime and its reverse (160412023) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 320214061 - 2³ = 320214053 is a prime.

It is a super-2 number, since 2×320214061² = 205074089724223442, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (320214001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160107030 + 160107031.

It is an arithmetic number, because the mean of its divisors is an integer number (160107031).

Almost surely, 2^320214061 is an apocalyptic number.

It is an amenable number.

320214061 is a deficient number, since it is larger than the sum of its proper divisors (1).

320214061 is an equidigital number, since it uses as much as digits as its factorization.

320214061 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 320214061 is about 17894.5260065753. The cubic root of 320214061 is about 684.1428609923.

Adding to 320214061 its reverse (160412023), we get a palindrome (480626084).

The spelling of 320214061 in words is "three hundred twenty million, two hundred fourteen thousand, sixty-one".