1098672287 has 2 divisors, whose sum is σ = 1098672288. Its totient is φ = 1098672286.

The previous prime is 1098672227. The next prime is 1098672299. The reversal of 1098672287 is 7822768901.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1098672287 - 2⁸ = 1098672031 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1098672227) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 549336143 + 549336144.

It is an arithmetic number, because the mean of its divisors is an integer number (549336144).

Almost surely, 2^1098672287 is an apocalyptic number.

1098672287 is a deficient number, since it is larger than the sum of its proper divisors (1).

1098672287 is an equidigital number, since it uses as much as digits as its factorization.

1098672287 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 677376, while the sum is 50.

The square root of 1098672287 is about 33146.2258334188. The cubic root of 1098672287 is about 1031.8646234772.

The spelling of 1098672287 in words is "one billion, ninety-eight million, six hundred seventy-two thousand, two hundred eighty-seven".