40133452243 has 2 divisors, whose sum is σ = 40133452244. Its totient is φ = 40133452242.

The previous prime is 40133452231. The next prime is 40133452273. The reversal of 40133452243 is 34225433104.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 40133452243 - 2¹⁷ = 40133321171 is a prime.

It is a super-2 number, since 2×40133452243² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (40133452273) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20066726121 + 20066726122.

It is an arithmetic number, because the mean of its divisors is an integer number (20066726122).

Almost surely, 2^40133452243 is an apocalyptic number.

40133452243 is a deficient number, since it is larger than the sum of its proper divisors (1).

40133452243 is an equidigital number, since it uses as much as digits as its factorization.

40133452243 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 34560, while the sum is 31.

Adding to 40133452243 its reverse (34225433104), we get a palindrome (74358885347).

The spelling of 40133452243 in words is "forty billion, one hundred thirty-three million, four hundred fifty-two thousand, two hundred forty-three".