1098345953 has 8 divisors (see below), whose sum is σ = 1104734400. Its totient is φ = 1091976048.

The previous prime is 1098345943. The next prime is 1098346001. The reversal of 1098345953 is 3595438901.

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 1098345953 - 2⁸ = 1098345697 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1098345898 and 1098345907.

It is not an unprimeable number, because it can be changed into a prime (1098345943) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 124358 + ... + 132896.

It is an arithmetic number, because the mean of its divisors is an integer number (138091800).

Almost surely, 2^1098345953 is an apocalyptic number.

It is an amenable number.

1098345953 is a deficient number, since it is larger than the sum of its proper divisors (6388447).

1098345953 is an equidigital number, since it uses as much as digits as its factorization.

1098345953 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9271.

The product of its (nonzero) digits is 583200, while the sum is 47.

The square root of 1098345953 is about 33141.3028259301. The cubic root of 1098345953 is about 1031.7624498934.

The spelling of 1098345953 in words is "one billion, ninety-eight million, three hundred forty-five thousand, nine hundred fifty-three".