988561463 has 2 divisors, whose sum is σ = 988561464. Its totient is φ = 988561462.

The previous prime is 988561429. The next prime is 988561477. The reversal of 988561463 is 364165889.

988561463 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 988561463 - 2¹⁶ = 988495927 is a prime.

It is a super-2 number, since 2×988561463² = 1954507532257400738, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (988561163) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 494280731 + 494280732.

It is an arithmetic number, because the mean of its divisors is an integer number (494280732).

Almost surely, 2^988561463 is an apocalyptic number.

988561463 is a deficient number, since it is larger than the sum of its proper divisors (1).

988561463 is an equidigital number, since it uses as much as digits as its factorization.

988561463 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1244160, while the sum is 50.

The square root of 988561463 is about 31441.3972812914. The cubic root of 988561463 is about 996.1725234469.

The spelling of 988561463 in words is "nine hundred eighty-eight million, five hundred sixty-one thousand, four hundred sixty-three".