40977863 has 4 divisors (see below), whose sum is σ = 41555088. Its totient is φ = 40400640.

The previous prime is 40977817. The next prime is 40977869. The reversal of 40977863 is 36877904.

40977863 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 40977863 - 2⁶ = 40977799 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40977869) 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 in 3 ways as a sum of consecutive naturals, for example, 288506 + ... + 288647.

It is an arithmetic number, because the mean of its divisors is an integer number (10388772).

Almost surely, 2^40977863 is an apocalyptic number.

40977863 is a deficient number, since it is larger than the sum of its proper divisors (577225).

40977863 is an equidigital number, since it uses as much as digits as its factorization.

40977863 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 577224.

The product of its (nonzero) digits is 254016, while the sum is 44.

The square root of 40977863 is about 6401.3953947557. The cubic root of 40977863 is about 344.7596533657.

The spelling of 40977863 in words is "forty million, nine hundred seventy-seven thousand, eight hundred sixty-three".