342404341493 has 2 divisors, whose sum is σ = 342404341494. Its totient is φ = 342404341492.

The previous prime is 342404341429. The next prime is 342404341507. The reversal of 342404341493 is 394143404243.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 327008991409 + 15395350084 = 571847^2 + 124078^2 .

It is a cyclic number.

It is not a de Polignac number, because 342404341493 - 2⁶ = 342404341429 is a prime.

It is a super-2 number, since 2×342404341493² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 342404341493.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (342404301493) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171202170746 + 171202170747.

It is an arithmetic number, because the mean of its divisors is an integer number (171202170747).

Almost surely, 2^342404341493 is an apocalyptic number.

It is an amenable number.

342404341493 is a deficient number, since it is larger than the sum of its proper divisors (1).

342404341493 is an equidigital number, since it uses as much as digits as its factorization.

342404341493 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 497664, while the sum is 41.

The spelling of 342404341493 in words is "three hundred forty-two billion, four hundred four million, three hundred forty-one thousand, four hundred ninety-three".