133516194 has 32 divisors (see below), whose sum is σ = 315027456. Its totient is φ = 36916560.

The previous prime is 133516189. The next prime is 133516199. The reversal of 133516194 is 491615331.

It is an interprime number because it is at equal distance from previous prime (133516189) and next prime (133516199).

It is not an unprimeable number, because it can be changed into a prime (133516199) 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, 49972 + ... + 52575.

It is an arithmetic number, because the mean of its divisors is an integer number (9844608).

Almost surely, 2^133516194 is an apocalyptic number.

133516194 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

133516194 is an abundant number, since it is smaller than the sum of its proper divisors (181511262).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

133516194 is a wasteful number, since it uses less digits than its factorization.

133516194 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102590.

The product of its digits is 9720, while the sum is 33.

The square root of 133516194 is about 11554.9207699577. The cubic root of 133516194 is about 511.1063946670.

The spelling of 133516194 in words is "one hundred thirty-three million, five hundred sixteen thousand, one hundred ninety-four".