320364453061 has 2 divisors, whose sum is σ = 320364453062. Its totient is φ = 320364453060.

The previous prime is 320364453053. The next prime is 320364453077. The reversal of 320364453061 is 160354463023.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 312134516100 + 8229936961 = 558690^2 + 90719^2 .

It is an emirp because it is prime and its reverse (160354463023) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 320364453061 - 2³ = 320364453053 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 320364453061.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (320364493061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160182226530 + 160182226531.

It is an arithmetic number, because the mean of its divisors is an integer number (160182226531).

Almost surely, 2^320364453061 is an apocalyptic number.

It is an amenable number.

320364453061 is a deficient number, since it is larger than the sum of its proper divisors (1).

320364453061 is an equidigital number, since it uses as much as digits as its factorization.

320364453061 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 155520, while the sum is 37.

The spelling of 320364453061 in words is "three hundred twenty billion, three hundred sixty-four million, four hundred fifty-three thousand, sixty-one".