320133097 has 2 divisors, whose sum is σ = 320133098. Its totient is φ = 320133096.

The previous prime is 320133083. The next prime is 320133119. The reversal of 320133097 is 790331023.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 240281001 + 79852096 = 15501^2 + 8936^2 .

It is an emirp because it is prime and its reverse (790331023) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 320133097 - 2¹⁵ = 320100329 is a prime.

It is a super-2 number, since 2×320133097² = 204970399589622818, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (320133017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160066548 + 160066549.

It is an arithmetic number, because the mean of its divisors is an integer number (160066549).

Almost surely, 2^320133097 is an apocalyptic number.

It is an amenable number.

320133097 is a deficient number, since it is larger than the sum of its proper divisors (1).

320133097 is an equidigital number, since it uses as much as digits as its factorization.

320133097 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3402, while the sum is 28.

The square root of 320133097 is about 17892.2636074925. The cubic root of 320133097 is about 684.0851958048.

The spelling of 320133097 in words is "three hundred twenty million, one hundred thirty-three thousand, ninety-seven".