1087402642877 has 2 divisors, whose sum is σ = 1087402642878. Its totient is φ = 1087402642876.

The previous prime is 1087402642861. The next prime is 1087402642913. The reversal of 1087402642877 is 7782462047801.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 801465400516 + 285937242361 = 895246^2 + 534731^2 .

It is a cyclic number.

It is not a de Polignac number, because 1087402642877 - 2⁴ = 1087402642861 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1087402642577) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 543701321438 + 543701321439.

It is an arithmetic number, because the mean of its divisors is an integer number (543701321439).

Almost surely, 2^{1087402642877} is an apocalyptic number.

It is an amenable number.

1087402642877 is a deficient number, since it is larger than the sum of its proper divisors (1).

1087402642877 is an equidigital number, since it uses as much as digits as its factorization.

1087402642877 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8429568, while the sum is 56.

The spelling of 1087402642877 in words is "one trillion, eighty-seven billion, four hundred two million, six hundred forty-two thousand, eight hundred seventy-seven".