1542160342169 has 2 divisors, whose sum is σ = 1542160342170. Its totient is φ = 1542160342168.

The previous prime is 1542160342153. The next prime is 1542160342211. The reversal of 1542160342169 is 9612430612451.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1418528640400 + 123631701769 = 1191020^2 + 351613^2 .

It is a cyclic number.

It is not a de Polignac number, because 1542160342169 - 2⁴ = 1542160342153 is a prime.

It is a super-2 number, since 2×1542160342169² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1542160342109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 771080171084 + 771080171085.

It is an arithmetic number, because the mean of its divisors is an integer number (771080171085).

Almost surely, 2^{1542160342169} is an apocalyptic number.

It is an amenable number.

1542160342169 is a deficient number, since it is larger than the sum of its proper divisors (1).

1542160342169 is an equidigital number, since it uses as much as digits as its factorization.

1542160342169 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 311040, while the sum is 44.

The spelling of 1542160342169 in words is "one trillion, five hundred forty-two billion, one hundred sixty million, three hundred forty-two thousand, one hundred sixty-nine".