1487425868977 has 2 divisors, whose sum is σ = 1487425868978. Its totient is φ = 1487425868976.

The previous prime is 1487425868959. The next prime is 1487425868983. The reversal of 1487425868977 is 7798685247841.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1372234187776 + 115191681201 = 1171424^2 + 339399^2 .

It is a cyclic number.

It is not a de Polignac number, because 1487425868977 - 2¹¹ = 1487425866929 is a prime.

It is not a weakly prime, because it can be changed into another prime (1487425868927) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 743712934488 + 743712934489.

It is an arithmetic number, because the mean of its divisors is an integer number (743712934489).

Almost surely, 2^{1487425868977} is an apocalyptic number.

It is an amenable number.

1487425868977 is a deficient number, since it is larger than the sum of its proper divisors (1).

1487425868977 is an equidigital number, since it uses as much as digits as its factorization.

1487425868977 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1517322240, while the sum is 76.

The spelling of 1487425868977 in words is "one trillion, four hundred eighty-seven billion, four hundred twenty-five million, eight hundred sixty-eight thousand, nine hundred seventy-seven".