1098473969 has 8 divisors (see below), whose sum is σ = 1101826152. Its totient is φ = 1095128320.

The previous prime is 1098473963. The next prime is 1098474007. The reversal of 1098473969 is 9693748901.

It can be written as a sum of positive squares in 4 ways, for example, as 214369 + 1098259600 = 463^2 + 33140^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1098473969 - 2⁸ = 1098473713 is a prime.

It is a super-2 number, since 2×1098473969² = 2413290121141225922, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1098473963) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 680207 + ... + 681819.

It is an arithmetic number, because the mean of its divisors is an integer number (137728269).

Almost surely, 2^1098473969 is an apocalyptic number.

It is an amenable number.

1098473969 is a deficient number, since it is larger than the sum of its proper divisors (3352183).

1098473969 is an equidigital number, since it uses as much as digits as its factorization.

1098473969 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3267.

The product of its (nonzero) digits is 2939328, while the sum is 56.

The square root of 1098473969 is about 33143.2341360948. The cubic root of 1098473969 is about 1031.8025334907.

The spelling of 1098473969 in words is "one billion, ninety-eight million, four hundred seventy-three thousand, nine hundred sixty-nine".