1078987925863 has 2 divisors, whose sum is σ = 1078987925864. Its totient is φ = 1078987925862.

The previous prime is 1078987925861. The next prime is 1078987925941. The reversal of 1078987925863 is 3685297898701.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1078987925863 - 2¹ = 1078987925861 is a prime.

Together with 1078987925861, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1078987925861) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 539493962931 + 539493962932.

It is an arithmetic number, because the mean of its divisors is an integer number (539493962932).

Almost surely, 2^{1078987925863} is an apocalyptic number.

1078987925863 is a deficient number, since it is larger than the sum of its proper divisors (1).

1078987925863 is an equidigital number, since it uses as much as digits as its factorization.

1078987925863 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 365783040, while the sum is 73.

The spelling of 1078987925863 in words is "one trillion, seventy-eight billion, nine hundred eighty-seven million, nine hundred twenty-five thousand, eight hundred sixty-three".