403126880749 has 2 divisors, whose sum is σ = 403126880750. Its totient is φ = 403126880748.

The previous prime is 403126880747. The next prime is 403126880797. The reversal of 403126880749 is 947088621304.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 330176652100 + 72950228649 = 574610^2 + 270093^2 .

It is a cyclic number.

It is not a de Polignac number, because 403126880749 - 2¹ = 403126880747 is a prime.

It is a super-2 number, since 2×403126880749² (a number of 24 digits) contains 22 as substring.

Together with 403126880747, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 403126880696 and 403126880705.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (403126880743) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 201563440374 + 201563440375.

It is an arithmetic number, because the mean of its divisors is an integer number (201563440375).

Almost surely, 2^403126880749 is an apocalyptic number.

It is an amenable number.

403126880749 is a deficient number, since it is larger than the sum of its proper divisors (1).

403126880749 is an equidigital number, since it uses as much as digits as its factorization.

403126880749 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2322432, while the sum is 52.

The spelling of 403126880749 in words is "four hundred three billion, one hundred twenty-six million, eight hundred eighty thousand, seven hundred forty-nine".