133423401542 has 8 divisors (see below), whose sum is σ = 200136652632. Its totient is φ = 66711184000.

The previous prime is 133423401541. The next prime is 133423401547. The reversal of 133423401542 is 245104324331.

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

It is a junction number, because it is equal to n+sod(n) for n = 133423401499 and 133423401508.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133423401541) 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, 369617 + ... + 635187.

It is an arithmetic number, because the mean of its divisors is an integer number (25017081579).

Almost surely, 2^133423401542 is an apocalyptic number.

133423401542 is a deficient number, since it is larger than the sum of its proper divisors (66713251090).

133423401542 is a wasteful number, since it uses less digits than its factorization.

133423401542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 516774.

The product of its (nonzero) digits is 34560, while the sum is 32.

Adding to 133423401542 its reverse (245104324331), we get a palindrome (378527725873).

The spelling of 133423401542 in words is "one hundred thirty-three billion, four hundred twenty-three million, four hundred one thousand, five hundred forty-two".