40737023 has 2 divisors, whose sum is σ = 40737024. Its totient is φ = 40737022.

The previous prime is 40737017. The next prime is 40737041. The reversal of 40737023 is 32073704.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 40737023 - 2¹² = 40732927 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 40736983 and 40737001.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40737523) 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, 20368511 + 20368512.

It is an arithmetic number, because the mean of its divisors is an integer number (20368512).

Almost surely, 2^40737023 is an apocalyptic number.

40737023 is a deficient number, since it is larger than the sum of its proper divisors (1).

40737023 is an equidigital number, since it uses as much as digits as its factorization.

40737023 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3528, while the sum is 26.

The square root of 40737023 is about 6382.5561493809. The cubic root of 40737023 is about 344.0829049099.

The spelling of 40737023 in words is "forty million, seven hundred thirty-seven thousand, twenty-three".