133433042 has 16 divisors (see below), whose sum is σ = 205714080. Its totient is φ = 64875552.

The previous prime is 133433039. The next prime is 133433071. The reversal of 133433042 is 240334331.

It is a junction number, because it is equal to n+sod(n) for n = 133432999 and 133433017.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16709 + ... + 23367.

It is an arithmetic number, because the mean of its divisors is an integer number (12857130).

Almost surely, 2^133433042 is an apocalyptic number.

133433042 is a deficient number, since it is larger than the sum of its proper divisors (72281038).

133433042 is a wasteful number, since it uses less digits than its factorization.

133433042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6937.

The product of its (nonzero) digits is 2592, while the sum is 23.

The square root of 133433042 is about 11551.3220888347. The cubic root of 133433042 is about 511.0002693514. Note that the first 3 decimals are identical.

Adding to 133433042 its reverse (240334331), we get a palindrome (373767373).

The spelling of 133433042 in words is "one hundred thirty-three million, four hundred thirty-three thousand, forty-two".