403311442420093 has 2 divisors, whose sum is σ = 403311442420094. Its totient is φ = 403311442420092.

The previous prime is 403311442420031. The next prime is 403311442420157. The reversal of 403311442420093 is 390024244113304.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 398717908998084 + 4593533422009 = 19967922^2 + 2143253^2 .

It is a cyclic number.

It is not a de Polignac number, because 403311442420093 - 2²⁵ = 403311408865661 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (403311442423093) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 201655721210046 + 201655721210047.

It is an arithmetic number, because the mean of its divisors is an integer number (201655721210047).

Almost surely, 2^{403311442420093} is an apocalyptic number.

It is an amenable number.

403311442420093 is a deficient number, since it is larger than the sum of its proper divisors (1).

403311442420093 is an equidigital number, since it uses as much as digits as its factorization.

403311442420093 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 248832, while the sum is 40.

Adding to 403311442420093 its reverse (390024244113304), we get a palindrome (793335686533397).

The spelling of 403311442420093 in words is "four hundred three trillion, three hundred eleven billion, four hundred forty-two million, four hundred twenty thousand, ninety-three".