133040004 has 24 divisors (see below), whose sum is σ = 323924160. Its totient is φ = 42418464.

The previous prime is 133039997. The next prime is 133040009. The reversal of 133040004 is 400040331.

It is not an unprimeable number, because it can be changed into a prime (133040009) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 240739 + ... + 241290.

It is an arithmetic number, because the mean of its divisors is an integer number (13496840).

Almost surely, 2^133040004 is an apocalyptic number.

It is an amenable number.

133040004 is an abundant number, since it is smaller than the sum of its proper divisors (190884156).

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

133040004 is a wasteful number, since it uses less digits than its factorization.

133040004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 482059 (or 482057 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 15.

The square root of 133040004 is about 11534.2968576329. The cubic root of 133040004 is about 510.4980448059.

Adding to 133040004 its reverse (400040331), we get a palindrome (533080335).

The spelling of 133040004 in words is "one hundred thirty-three million, forty thousand, four".