133989170 has 16 divisors (see below), whose sum is σ = 275635008. Its totient is φ = 45939120.

The previous prime is 133989157. The next prime is 133989221. The reversal of 133989170 is 71989331.

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, 956996 + ... + 957135.

It is an arithmetic number, because the mean of its divisors is an integer number (17227188).

Almost surely, 2^133989170 is an apocalyptic number.

133989170 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

133989170 is an abundant number, since it is smaller than the sum of its proper divisors (141645838).

133989170 is a wasteful number, since it uses less digits than its factorization.

133989170 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1914145.

The product of its (nonzero) digits is 40824, while the sum is 41.

The square root of 133989170 is about 11575.3691085857. The cubic root of 133989170 is about 511.7092083496.

It can be divided in two parts, 1339 and 89170, that added together give a palindrome (90509).

The spelling of 133989170 in words is "one hundred thirty-three million, nine hundred eighty-nine thousand, one hundred seventy".