407940543403 has 2 divisors, whose sum is σ = 407940543404. Its totient is φ = 407940543402.

The previous prime is 407940543359. The next prime is 407940543529. The reversal of 407940543403 is 304345049704.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-407940543403 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 407940543403.

It is not a weakly prime, because it can be changed into another prime (407940543103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 203970271701 + 203970271702.

It is an arithmetic number, because the mean of its divisors is an integer number (203970271702).

Almost surely, 2^407940543403 is an apocalyptic number.

407940543403 is a deficient number, since it is larger than the sum of its proper divisors (1).

407940543403 is an equidigital number, since it uses as much as digits as its factorization.

407940543403 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 725760, while the sum is 43.

The spelling of 407940543403 in words is "four hundred seven billion, nine hundred forty million, five hundred forty-three thousand, four hundred three".