1098472513 has 2 divisors, whose sum is σ = 1098472514. Its totient is φ = 1098472512.

The previous prime is 1098472499. The next prime is 1098472553. The reversal of 1098472513 is 3152748901.

It is an a-pointer prime, because the next prime (1098472553) can be obtained adding 1098472513 to its sum of digits (40).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1061651889 + 36820624 = 32583^2 + 6068^2 .

It is a cyclic number.

It is not a de Polignac number, because 1098472513 - 2⁵ = 1098472481 is a prime.

It is not a weakly prime, because it can be changed into another prime (1098472553) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 549236256 + 549236257.

It is an arithmetic number, because the mean of its divisors is an integer number (549236257).

Almost surely, 2^1098472513 is an apocalyptic number.

It is an amenable number.

1098472513 is a deficient number, since it is larger than the sum of its proper divisors (1).

1098472513 is an equidigital number, since it uses as much as digits as its factorization.

1098472513 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 60480, while the sum is 40.

The square root of 1098472513 is about 33143.2121708201. The cubic root of 1098472513 is about 1031.8020776143.

The spelling of 1098472513 in words is "one billion, ninety-eight million, four hundred seventy-two thousand, five hundred thirteen".