1342446553531 has 2 divisors, whose sum is σ = 1342446553532. Its totient is φ = 1342446553530.

The previous prime is 1342446553529. The next prime is 1342446553541. The reversal of 1342446553531 is 1353556442431.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (1353556442431) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1342446553531 - 2¹ = 1342446553529 is a prime.

It is a super-2 number, since 2×1342446553531² (a number of 25 digits) contains 22 as substring.

Together with 1342446553529, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (1342446553541) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 671223276765 + 671223276766.

It is an arithmetic number, because the mean of its divisors is an integer number (671223276766).

Almost surely, 2^{1342446553531} is an apocalyptic number.

1342446553531 is a deficient number, since it is larger than the sum of its proper divisors (1).

1342446553531 is an equidigital number, since it uses as much as digits as its factorization.

1342446553531 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2592000, while the sum is 46.

The spelling of 1342446553531 in words is "one trillion, three hundred forty-two billion, four hundred forty-six million, five hundred fifty-three thousand, five hundred thirty-one".