403428788611 has 2 divisors, whose sum is σ = 403428788612. Its totient is φ = 403428788610.

The previous prime is 403428788551. The next prime is 403428788663. The reversal of 403428788611 is 116887824304.

It is an a-pointer prime, because the next prime (403428788663) can be obtained adding 403428788611 to its sum of digits (52).

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 403428788611 - 2²³ = 403420400003 is a prime.

It is not a weakly prime, because it can be changed into another prime (403428788671) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 201714394305 + 201714394306.

It is an arithmetic number, because the mean of its divisors is an integer number (201714394306).

Almost surely, 2^403428788611 is an apocalyptic number.

403428788611 is a deficient number, since it is larger than the sum of its proper divisors (1).

403428788611 is an equidigital number, since it uses as much as digits as its factorization.

403428788611 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2064384, while the sum is 52.

The spelling of 403428788611 in words is "four hundred three billion, four hundred twenty-eight million, seven hundred eighty-eight thousand, six hundred eleven".