133494141 has 8 divisors (see below), whose sum is σ = 194173344. Its totient is φ = 80905520.

The previous prime is 133494107. The next prime is 133494161. The reversal of 133494141 is 141494331.

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 133494141 - 2¹³ = 133485949 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 133494099 and 133494108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133494161) 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, 2022606 + ... + 2022671.

It is an arithmetic number, because the mean of its divisors is an integer number (24271668).

Almost surely, 2^133494141 is an apocalyptic number.

133494141 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

133494141 is a deficient number, since it is larger than the sum of its proper divisors (60679203).

133494141 is a wasteful number, since it uses less digits than its factorization.

133494141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4045291.

The product of its digits is 5184, while the sum is 30.

The square root of 133494141 is about 11553.9664617827. The cubic root of 133494141 is about 511.0782531369.

The spelling of 133494141 in words is "one hundred thirty-three million, four hundred ninety-four thousand, one hundred forty-one".