133161835 has 8 divisors (see below), whose sum is σ = 166741920. Its totient is φ = 101897664.

The previous prime is 133161829. The next prime is 133161863. The reversal of 133161835 is 538161331.

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 133161835 - 2³ = 133161827 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 133161797 and 133161806.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 578850 + ... + 579079.

It is an arithmetic number, because the mean of its divisors is an integer number (20842740).

Almost surely, 2^133161835 is an apocalyptic number.

133161835 is a deficient number, since it is larger than the sum of its proper divisors (33580085).

133161835 is a wasteful number, since it uses less digits than its factorization.

133161835 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1157957.

The product of its digits is 6480, while the sum is 31.

The square root of 133161835 is about 11539.5768986562. The cubic root of 133161835 is about 510.6538263009.

It can be divided in two parts, 13316 and 1835, that added together give a palindrome (15151).

The spelling of 133161835 in words is "one hundred thirty-three million, one hundred sixty-one thousand, eight hundred thirty-five".