40210133 has 2 divisors, whose sum is σ = 40210134. Its totient is φ = 40210132.

The previous prime is 40210109. The next prime is 40210147. The reversal of 40210133 is 33101204.

It is an a-pointer prime, because the next prime (40210147) can be obtained adding 40210133 to its sum of digits (14).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 37920964 + 2289169 = 6158^2 + 1513^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40210133 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40210103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20105066 + 20105067.

It is an arithmetic number, because the mean of its divisors is an integer number (20105067).

Almost surely, 2^40210133 is an apocalyptic number.

It is an amenable number.

40210133 is a deficient number, since it is larger than the sum of its proper divisors (1).

40210133 is an equidigital number, since it uses as much as digits as its factorization.

40210133 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 40210133 is about 6341.1460320671. The cubic root of 40210133 is about 342.5930143239.

Adding to 40210133 its reverse (33101204), we get a palindrome (73311337).

The spelling of 40210133 in words is "forty million, two hundred ten thousand, one hundred thirty-three".