1342404020023 has 16 divisors (see below), whose sum is σ = 1473123276576. Its totient is φ = 1213152215040.

The previous prime is 1342404020003. The next prime is 1342404020057. The reversal of 1342404020023 is 3200204042431.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 1342404020023 - 2⁵ = 1342404019991 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1342404020023.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1342404020003) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 810615 + ... + 1828087.

It is an arithmetic number, because the mean of its divisors is an integer number (92070204786).

Almost surely, 2^{1342404020023} is an apocalyptic number.

1342404020023 is a deficient number, since it is larger than the sum of its proper divisors (130719256553).

1342404020023 is a wasteful number, since it uses less digits than its factorization.

1342404020023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1018194.

The product of its (nonzero) digits is 4608, while the sum is 25.

Adding to 1342404020023 its reverse (3200204042431), we get a palindrome (4542608062454).

The spelling of 1342404020023 in words is "one trillion, three hundred forty-two billion, four hundred four million, twenty thousand, twenty-three".