133742366173 has 16 divisors (see below), whose sum is σ = 149290202880. Its totient is φ = 119024364096.

The previous prime is 133742366167. The next prime is 133742366179. The reversal of 133742366173 is 371663247331.

It is an interprime number because it is at equal distance from previous prime (133742366167) and next prime (133742366179).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-133742366173 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133742366179) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1592578 + ... + 1674451.

It is an arithmetic number, because the mean of its divisors is an integer number (9330637680).

Almost surely, 2^133742366173 is an apocalyptic number.

133742366173 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

133742366173 is a deficient number, since it is larger than the sum of its proper divisors (15547836707).

133742366173 is a wasteful number, since it uses less digits than its factorization.

133742366173 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3267156.

The product of its digits is 1143072, while the sum is 46.

The spelling of 133742366173 in words is "one hundred thirty-three billion, seven hundred forty-two million, three hundred sixty-six thousand, one hundred seventy-three".