133121233462579 has 2 divisors, whose sum is σ = 133121233462580. Its totient is φ = 133121233462578.

The previous prime is 133121233462519. The next prime is 133121233462603. The reversal of 133121233462579 is 975264332121331.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 133121233462579 - 2¹³ = 133121233454387 is a prime.

It is not a weakly prime, because it can be changed into another prime (133121233462519) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66560616731289 + 66560616731290.

It is an arithmetic number, because the mean of its divisors is an integer number (66560616731290).

Almost surely, 2^{133121233462579} is an apocalyptic number.

133121233462579 is a deficient number, since it is larger than the sum of its proper divisors (1).

133121233462579 is an equidigital number, since it uses as much as digits as its factorization.

133121233462579 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4898880, while the sum is 52.

The spelling of 133121233462579 in words is "one hundred thirty-three trillion, one hundred twenty-one billion, two hundred thirty-three million, four hundred sixty-two thousand, five hundred seventy-nine".