133610273 has 4 divisors (see below), whose sum is σ = 133813680. Its totient is φ = 133406868.

The previous prime is 133610263. The next prime is 133610291. The reversal of 133610273 is 372016331.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 372016331 = 853 ⋅436127.

It is a cyclic number.

It is not a de Polignac number, because 133610273 - 2¹⁶ = 133544737 is a prime.

It is a super-2 number, since 2×133610273² = 35703410102269058, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (133610203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 100715 + ... + 102032.

It is an arithmetic number, because the mean of its divisors is an integer number (33453420).

Almost surely, 2^133610273 is an apocalyptic number.

It is an amenable number.

133610273 is a deficient number, since it is larger than the sum of its proper divisors (203407).

133610273 is an equidigital number, since it uses as much as digits as its factorization.

133610273 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 203406.

The product of its (nonzero) digits is 2268, while the sum is 26.

The square root of 133610273 is about 11558.9910026784. The cubic root of 133610273 is about 511.2264127902.

The spelling of 133610273 in words is "one hundred thirty-three million, six hundred ten thousand, two hundred seventy-three".