133026073 has 2 divisors, whose sum is σ = 133026074. Its totient is φ = 133026072.

The previous prime is 133026031. The next prime is 133026077. The reversal of 133026073 is 370620331.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 132089049 + 937024 = 11493^2 + 968^2 .

It is an emirp because it is prime and its reverse (370620331) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-133026073 is a prime.

It is not a weakly prime, because it can be changed into another prime (133026077) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66513036 + 66513037.

It is an arithmetic number, because the mean of its divisors is an integer number (66513037).

Almost surely, 2^133026073 is an apocalyptic number.

It is an amenable number.

133026073 is a deficient number, since it is larger than the sum of its proper divisors (1).

133026073 is an equidigital number, since it uses as much as digits as its factorization.

133026073 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2268, while the sum is 25.

The square root of 133026073 is about 11533.6929471874. The cubic root of 133026073 is about 510.4802256130.

The spelling of 133026073 in words is "one hundred thirty-three million, twenty-six thousand, seventy-three".