40803761 has 2 divisors, whose sum is σ = 40803762. Its totient is φ = 40803760.

The previous prime is 40803743. The next prime is 40803767. The reversal of 40803761 is 16730804.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 21715600 + 19088161 = 4660^2 + 4369^2 .

It is a cyclic number.

It is not a de Polignac number, because 40803761 - 2¹⁴ = 40787377 is a prime.

It is not a weakly prime, because it can be changed into another prime (40803767) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20401880 + 20401881.

It is an arithmetic number, because the mean of its divisors is an integer number (20401881).

Almost surely, 2^40803761 is an apocalyptic number.

It is an amenable number.

40803761 is a deficient number, since it is larger than the sum of its proper divisors (1).

40803761 is an equidigital number, since it uses as much as digits as its factorization.

40803761 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4032, while the sum is 29.

The square root of 40803761 is about 6387.7821659790. The cubic root of 40803761 is about 344.2707019438.

The spelling of 40803761 in words is "forty million, eight hundred three thousand, seven hundred sixty-one".