133541231542 has 8 divisors (see below), whose sum is σ = 200320825032. Its totient is φ = 66767623200.

The previous prime is 133541231437. The next prime is 133541231557. The reversal of 133541231542 is 245132145331.

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 = 133541231498 and 133541231507.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1440084 + ... + 1530007.

It is an arithmetic number, because the mean of its divisors is an integer number (25040103129).

Almost surely, 2^133541231542 is an apocalyptic number.

133541231542 is a deficient number, since it is larger than the sum of its proper divisors (66779593490).

133541231542 is a wasteful number, since it uses less digits than its factorization.

133541231542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2992574.

The product of its digits is 43200, while the sum is 34.

Adding to 133541231542 its reverse (245132145331), we get a palindrome (378673376873).

The spelling of 133541231542 in words is "one hundred thirty-three billion, five hundred forty-one million, two hundred thirty-one thousand, five hundred forty-two".