1098558463 has 2 divisors, whose sum is σ = 1098558464. Its totient is φ = 1098558462.

The previous prime is 1098558451. The next prime is 1098558467. The reversal of 1098558463 is 3648558901.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1098558463 - 2⁵ = 1098558431 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1098558467) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 549279231 + 549279232.

It is an arithmetic number, because the mean of its divisors is an integer number (549279232).

Almost surely, 2^1098558463 is an apocalyptic number.

1098558463 is a deficient number, since it is larger than the sum of its proper divisors (1).

1098558463 is an equidigital number, since it uses as much as digits as its factorization.

1098558463 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1036800, while the sum is 49.

The square root of 1098558463 is about 33144.5087910501. The cubic root of 1098558463 is about 1031.8289880360.

The spelling of 1098558463 in words is "one billion, ninety-eight million, five hundred fifty-eight thousand, four hundred sixty-three".