407673125081 has 2 divisors, whose sum is σ = 407673125082. Its totient is φ = 407673125080.

The previous prime is 407673125077. The next prime is 407673125141. The reversal of 407673125081 is 180521376704.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 353240035600 + 54433089481 = 594340^2 + 233309^2 .

It is a cyclic number.

It is not a de Polignac number, because 407673125081 - 2² = 407673125077 is a prime.

It is a super-2 number, since 2×407673125081² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (407673124081) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 203836562540 + 203836562541.

It is an arithmetic number, because the mean of its divisors is an integer number (203836562541).

Almost surely, 2^407673125081 is an apocalyptic number.

It is an amenable number.

407673125081 is a deficient number, since it is larger than the sum of its proper divisors (1).

407673125081 is an equidigital number, since it uses as much as digits as its factorization.

407673125081 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 282240, while the sum is 44.

The spelling of 407673125081 in words is "four hundred seven billion, six hundred seventy-three million, one hundred twenty-five thousand, eighty-one".