133042041 has 48 divisors (see below), whose sum is σ = 218800960. Its totient is φ = 79833600.

The previous prime is 133042033. The next prime is 133042057. The reversal of 133042041 is 140240331.

It is not a de Polignac number, because 133042041 - 2³ = 133042033 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133042081) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 630426 + ... + 630636.

Almost surely, 2^133042041 is an apocalyptic number.

133042041 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

133042041 is a deficient number, since it is larger than the sum of its proper divisors (85758919).

133042041 is a wasteful number, since it uses less digits than its factorization.

133042041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 435 (or 418 counting only the distinct ones).

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

The square root of 133042041 is about 11534.3851591665. The cubic root of 133042041 is about 510.5006502358.

Adding to 133042041 its reverse (140240331), we get a palindrome (273282372).

The spelling of 133042041 in words is "one hundred thirty-three million, forty-two thousand, forty-one".