133721076271 has 8 divisors (see below), whose sum is σ = 142087334544. Its totient is φ = 125410408320.

The previous prime is 133721076259. The next prime is 133721076289. The reversal of 133721076271 is 172670127331.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 133721076271 - 2²⁵ = 133687521839 is a prime.

It is a super-3 number, since 3×133721076271³ (a number of 34 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133721076571) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13892620 + ... + 13902241.

It is an arithmetic number, because the mean of its divisors is an integer number (17760916818).

Almost surely, 2^133721076271 is an apocalyptic number.

133721076271 is a deficient number, since it is larger than the sum of its proper divisors (8366258273).

133721076271 is a wasteful number, since it uses less digits than its factorization.

133721076271 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27795161.

The product of its (nonzero) digits is 74088, while the sum is 40.

The spelling of 133721076271 in words is "one hundred thirty-three billion, seven hundred twenty-one million, seventy-six thousand, two hundred seventy-one".