40130133 has 4 divisors (see below), whose sum is σ = 53506848. Its totient is φ = 26753420.

The previous prime is 40130117. The next prime is 40130143. The reversal of 40130133 is 33103104.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 40130133 - 2⁴ = 40130117 is a prime.

It is a super-2 number, since 2×40130133² = 3220855149195378, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40130143) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6688353 + ... + 6688358.

It is an arithmetic number, because the mean of its divisors is an integer number (13376712).

Almost surely, 2^40130133 is an apocalyptic number.

It is an amenable number.

40130133 is a deficient number, since it is larger than the sum of its proper divisors (13376715).

40130133 is a wasteful number, since it uses less digits than its factorization.

40130133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13376714.

The product of its (nonzero) digits is 108, while the sum is 15.

The square root of 40130133 is about 6334.8348834046. The cubic root of 40130133 is about 342.3656617028.

Adding to 40130133 its reverse (33103104), we get a palindrome (73233237).

The spelling of 40130133 in words is "forty million, one hundred thirty thousand, one hundred thirty-three".