40031010133 has 2 divisors, whose sum is σ = 40031010134. Its totient is φ = 40031010132.

The previous prime is 40031010101. The next prime is 40031010137. The reversal of 40031010133 is 33101013004.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 36224366929 + 3806643204 = 190327^2 + 61698^2 .

It is a cyclic number.

It is not a de Polignac number, because 40031010133 - 2⁵ = 40031010101 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40031010137) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20015505066 + 20015505067.

It is an arithmetic number, because the mean of its divisors is an integer number (20015505067).

Almost surely, 2^40031010133 is an apocalyptic number.

It is an amenable number.

40031010133 is a deficient number, since it is larger than the sum of its proper divisors (1).

40031010133 is an equidigital number, since it uses as much as digits as its factorization.

40031010133 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 108, while the sum is 16.

Adding to 40031010133 its reverse (33101013004), we get a palindrome (73132023137).

The spelling of 40031010133 in words is "forty billion, thirty-one million, ten thousand, one hundred thirty-three".