320237334541 has 2 divisors, whose sum is σ = 320237334542. Its totient is φ = 320237334540.

The previous prime is 320237334499. The next prime is 320237334551. The reversal of 320237334541 is 145433732023.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 305536984516 + 14700350025 = 552754^2 + 121245^2 .

It is a cyclic number.

It is not a de Polignac number, because 320237334541 - 2²¹ = 320235237389 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 320237334541.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (320237334551) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160118667270 + 160118667271.

It is an arithmetic number, because the mean of its divisors is an integer number (160118667271).

Almost surely, 2^320237334541 is an apocalyptic number.

It is an amenable number.

320237334541 is a deficient number, since it is larger than the sum of its proper divisors (1).

320237334541 is an equidigital number, since it uses as much as digits as its factorization.

320237334541 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 181440, while the sum is 37.

The spelling of 320237334541 in words is "three hundred twenty billion, two hundred thirty-seven million, three hundred thirty-four thousand, five hundred forty-one".