133332542 has 32 divisors (see below), whose sum is σ = 232187904. Its totient is φ = 56246400.

The previous prime is 133332539. The next prime is 133332599. The reversal of 133332542 is 245233331.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 428567 + ... + 428877.

It is an arithmetic number, because the mean of its divisors is an integer number (7255872).

Almost surely, 2^133332542 is an apocalyptic number.

133332542 is a deficient number, since it is larger than the sum of its proper divisors (98855362).

133332542 is a wasteful number, since it uses less digits than its factorization.

133332542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 704.

The product of its digits is 6480, while the sum is 26.

The square root of 133332542 is about 11546.9711180032. The cubic root of 133332542 is about 510.8719442500.

Adding to 133332542 its reverse (245233331), we get a palindrome (378565873).

The spelling of 133332542 in words is "one hundred thirty-three million, three hundred thirty-two thousand, five hundred forty-two".