1542354755987 has 2 divisors, whose sum is σ = 1542354755988. Its totient is φ = 1542354755986.

The previous prime is 1542354755927. The next prime is 1542354756031. The reversal of 1542354755987 is 7895574532451.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1542354755987 - 2¹⁶ = 1542354690451 is a prime.

It is not a weakly prime, because it can be changed into another prime (1542354755927) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 771177377993 + 771177377994.

It is an arithmetic number, because the mean of its divisors is an integer number (771177377994).

Almost surely, 2^{1542354755987} is an apocalyptic number.

1542354755987 is a deficient number, since it is larger than the sum of its proper divisors (1).

1542354755987 is an equidigital number, since it uses as much as digits as its factorization.

1542354755987 is an evil number, because the sum of its binary digits is even.

The product of its digits is 211680000, while the sum is 65.

The spelling of 1542354755987 in words is "one trillion, five hundred forty-two billion, three hundred fifty-four million, seven hundred fifty-five thousand, nine hundred eighty-seven".