406045326403 has 2 divisors, whose sum is σ = 406045326404. Its totient is φ = 406045326402.

The previous prime is 406045326373. The next prime is 406045326419. The reversal of 406045326403 is 304623540604.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 406045326403 - 2⁵ = 406045326371 is a prime.

It is not a weakly prime, because it can be changed into another prime (406045026403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 203022663201 + 203022663202.

It is an arithmetic number, because the mean of its divisors is an integer number (203022663202).

Almost surely, 2^406045326403 is an apocalyptic number.

406045326403 is a deficient number, since it is larger than the sum of its proper divisors (1).

406045326403 is an equidigital number, since it uses as much as digits as its factorization.

406045326403 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 207360, while the sum is 37.

The spelling of 406045326403 in words is "four hundred six billion, forty-five million, three hundred twenty-six thousand, four hundred three".