40745863 has 2 divisors, whose sum is σ = 40745864. Its totient is φ = 40745862.

The previous prime is 40745833. The next prime is 40745893. The reversal of 40745863 is 36854704.

It is a balanced prime because it is at equal distance from previous prime (40745833) and next prime (40745893).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40745863 is a prime.

It is a super-2 number, since 2×40745863² = 3320450703229538, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40745833) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20372931 + 20372932.

It is an arithmetic number, because the mean of its divisors is an integer number (20372932).

Almost surely, 2^40745863 is an apocalyptic number.

40745863 is a deficient number, since it is larger than the sum of its proper divisors (1).

40745863 is an equidigital number, since it uses as much as digits as its factorization.

40745863 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 80640, while the sum is 37.

The square root of 40745863 is about 6383.2486243292. The cubic root of 40745863 is about 344.1077919591.

The spelling of 40745863 in words is "forty million, seven hundred forty-five thousand, eight hundred sixty-three".