133542046 has 8 divisors (see below), whose sum is σ = 218523384. Its totient is φ = 60700920.

The previous prime is 133542041. The next prime is 133542053. The reversal of 133542046 is 640245331.

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

It is a super-2 number, since 2×133542046² = 35666956099732232, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133542041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3035025 + ... + 3035068.

It is an arithmetic number, because the mean of its divisors is an integer number (27315423).

Almost surely, 2^133542046 is an apocalyptic number.

133542046 is a deficient number, since it is larger than the sum of its proper divisors (84981338).

133542046 is a wasteful number, since it uses less digits than its factorization.

133542046 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6070106.

The product of its (nonzero) digits is 8640, while the sum is 28.

The square root of 133542046 is about 11556.0393734186. The cubic root of 133542046 is about 511.1393801035.

Adding to 133542046 its reverse (640245331), we get a palindrome (773787377).

It can be divided in two parts, 13354 and 2046, that added together give a triangular number (15400 = T₁₇₅).

The spelling of 133542046 in words is "one hundred thirty-three million, five hundred forty-two thousand, forty-six".