133185893701 has 16 divisors (see below), whose sum is σ = 160253939200. Its totient is φ = 108130493808.

The previous prime is 133185893699. The next prime is 133185893707. The reversal of 133185893701 is 107398581331.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 133185893701 - 2¹ = 133185893699 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133185893707) 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, 631930 + ... + 815908.

It is an arithmetic number, because the mean of its divisors is an integer number (10015871200).

Almost surely, 2^133185893701 is an apocalyptic number.

It is an amenable number.

133185893701 is a deficient number, since it is larger than the sum of its proper divisors (27068045499).

133185893701 is a wasteful number, since it uses less digits than its factorization.

133185893701 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 189448.

The product of its (nonzero) digits is 544320, while the sum is 49.

The spelling of 133185893701 in words is "one hundred thirty-three billion, one hundred eighty-five million, eight hundred ninety-three thousand, seven hundred one".