980263187 has 2 divisors, whose sum is σ = 980263188. Its totient is φ = 980263186.

The previous prime is 980263171. The next prime is 980263223. The reversal of 980263187 is 781362089.

980263187 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 980263187 - 2⁴ = 980263171 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (980263127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 490131593 + 490131594.

It is an arithmetic number, because the mean of its divisors is an integer number (490131594).

Almost surely, 2^980263187 is an apocalyptic number.

980263187 is a deficient number, since it is larger than the sum of its proper divisors (1).

980263187 is an equidigital number, since it uses as much as digits as its factorization.

980263187 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 145152, while the sum is 44.

The square root of 980263187 is about 31309.1550029700. The cubic root of 980263187 is about 993.3772989889.

The spelling of 980263187 in words is "nine hundred eighty million, two hundred sixty-three thousand, one hundred eighty-seven".