403013423389 has 2 divisors, whose sum is σ = 403013423390. Its totient is φ = 403013423388.

The previous prime is 403013423387. The next prime is 403013423399. The reversal of 403013423389 is 983324310304.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 400847265625 + 2166157764 = 633125^2 + 46542^2 .

It is a cyclic number.

It is not a de Polignac number, because 403013423389 - 2¹ = 403013423387 is a prime.

Together with 403013423387, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (403013423387) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 201506711694 + 201506711695.

It is an arithmetic number, because the mean of its divisors is an integer number (201506711695).

Almost surely, 2^403013423389 is an apocalyptic number.

It is an amenable number.

403013423389 is a deficient number, since it is larger than the sum of its proper divisors (1).

403013423389 is an equidigital number, since it uses as much as digits as its factorization.

403013423389 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 186624, while the sum is 40.

The spelling of 403013423389 in words is "four hundred three billion, thirteen million, four hundred twenty-three thousand, three hundred eighty-nine".