1342423865431 has 6 divisors (see below), whose sum is σ = 1475556810896. Its totient is φ = 1220385332100.

The previous prime is 1342423865383. The next prime is 1342423865449. The reversal of 1342423865431 is 1345683242431.

It is not a de Polignac number, because 1342423865431 - 2¹³ = 1342423857239 is a prime.

It is a super-2 number, since 2×1342423865431² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1342423265431) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5547205935 + ... + 5547206176.

Almost surely, 2^{1342423865431} is an apocalyptic number.

1342423865431 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1342423865431 is a deficient number, since it is larger than the sum of its proper divisors (133132945465).

1342423865431 is a wasteful number, since it uses less digits than its factorization.

1342423865431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11094412133 (or 11094412122 counting only the distinct ones).

The product of its digits is 1658880, while the sum is 46.

The spelling of 1342423865431 in words is "one trillion, three hundred forty-two billion, four hundred twenty-three million, eight hundred sixty-five thousand, four hundred thirty-one".