1542112343671 has 2 divisors, whose sum is σ = 1542112343672. Its totient is φ = 1542112343670.

The previous prime is 1542112343557. The next prime is 1542112343699. The reversal of 1542112343671 is 1763432112451.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1542112343671 - 2³⁹ = 992356529783 is a prime.

It is a super-2 number, since 2×1542112343671² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1542112343171) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 771056171835 + 771056171836.

It is an arithmetic number, because the mean of its divisors is an integer number (771056171836).

Almost surely, 2^{1542112343671} is an apocalyptic number.

1542112343671 is a deficient number, since it is larger than the sum of its proper divisors (1).

1542112343671 is an equidigital number, since it uses as much as digits as its factorization.

1542112343671 is an evil number, because the sum of its binary digits is even.

The product of its digits is 120960, while the sum is 40.

The spelling of 1542112343671 in words is "one trillion, five hundred forty-two billion, one hundred twelve million, three hundred forty-three thousand, six hundred seventy-one".