320951341 has 2 divisors, whose sum is σ = 320951342. Its totient is φ = 320951340.

The previous prime is 320951333. The next prime is 320951359. The reversal of 320951341 is 143159023.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 297390025 + 23561316 = 17245^2 + 4854^2 .

It is a cyclic number.

It is not a de Polignac number, because 320951341 - 2³ = 320951333 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (320931341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160475670 + 160475671.

It is an arithmetic number, because the mean of its divisors is an integer number (160475671).

Almost surely, 2^320951341 is an apocalyptic number.

It is an amenable number.

320951341 is a deficient number, since it is larger than the sum of its proper divisors (1).

320951341 is an equidigital number, since it uses as much as digits as its factorization.

320951341 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3240, while the sum is 28.

The square root of 320951341 is about 17915.1148754341. The cubic root of 320951341 is about 684.6675289987.

The spelling of 320951341 in words is "three hundred twenty million, nine hundred fifty-one thousand, three hundred forty-one".