133410042 has 12 divisors (see below), whose sum is σ = 289055130. Its totient is φ = 44470008.

The previous prime is 133410031. The next prime is 133410073. The reversal of 133410042 is 240014331.

It can be written as a sum of positive squares in only one way, i.e., 111703761 + 21706281 = 10569^2 + 4659^2 .

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 7411669 = 133410042 / (1 + 3 + 3 + 4 + 1 + 0 + 0 + 4 + 2).

It is a junction number, because it is equal to n+sod(n) for n = 133409997 and 133410024.

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 5 ways as a sum of consecutive naturals, for example, 3705817 + ... + 3705852.

Almost surely, 2^133410042 is an apocalyptic number.

133410042 is an abundant number, since it is smaller than the sum of its proper divisors (155645088).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

133410042 is a wasteful number, since it uses less digits than its factorization.

133410042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7411677 (or 7411674 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 133410042 is about 11550.3264888920. The cubic root of 133410042 is about 510.9709071050.

Adding to 133410042 its reverse (240014331), we get a palindrome (373424373).

The spelling of 133410042 in words is "one hundred thirty-three million, four hundred ten thousand, forty-two".