40260133 has 2 divisors, whose sum is σ = 40260134. Its totient is φ = 40260132.

The previous prime is 40260127. The next prime is 40260137. The reversal of 40260133 is 33106204.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 36699364 + 3560769 = 6058^2 + 1887^2 .

It is a cyclic number.

It is not a de Polignac number, because 40260133 - 2²¹ = 38162981 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 40260133.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40260137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20130066 + 20130067.

It is an arithmetic number, because the mean of its divisors is an integer number (20130067).

Almost surely, 2^40260133 is an apocalyptic number.

It is an amenable number.

40260133 is a deficient number, since it is larger than the sum of its proper divisors (1).

40260133 is an equidigital number, since it uses as much as digits as its factorization.

40260133 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 40260133 is about 6345.0873122440. The cubic root of 40260133 is about 342.7349566179.

Adding to 40260133 its reverse (33106204), we get a palindrome (73366337).

The spelling of 40260133 in words is "forty million, two hundred sixty thousand, one hundred thirty-three".