40136263 has 2 divisors, whose sum is σ = 40136264. Its totient is φ = 40136262.

The previous prime is 40136251. The next prime is 40136267. The reversal of 40136263 is 36263104.

40136263 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 40136263 - 2²⁵ = 6581831 is a prime.

It is a super-2 number, since 2×40136263² = 3221839215210338, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40136267) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20068131 + 20068132.

It is an arithmetic number, because the mean of its divisors is an integer number (20068132).

Almost surely, 2^40136263 is an apocalyptic number.

40136263 is a deficient number, since it is larger than the sum of its proper divisors (1).

40136263 is an equidigital number, since it uses as much as digits as its factorization.

40136263 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2592, while the sum is 25.

The square root of 40136263 is about 6335.3186975874. The cubic root of 40136263 is about 342.3830932810.

Adding to 40136263 its reverse (36263104), we get a palindrome (76399367).

The spelling of 40136263 in words is "forty million, one hundred thirty-six thousand, two hundred sixty-three".