1098823053 has 4 divisors (see below), whose sum is σ = 1465097408. Its totient is φ = 732548700.

The previous prime is 1098823049. The next prime is 1098823057. The reversal of 1098823053 is 3503288901.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (1098823049) and next prime (1098823057).

It is not a de Polignac number, because 1098823053 - 2² = 1098823049 is a prime.

It is the 33149-th Hogben number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1098823057) by changing a digit.

It is a nontrivial repunit in base 33148.

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 3 ways as a sum of consecutive naturals, for example, 183137173 + ... + 183137178.

It is an arithmetic number, because the mean of its divisors is an integer number (366274352).

Almost surely, 2^1098823053 is an apocalyptic number.

It is an amenable number.

1098823053 is a deficient number, since it is larger than the sum of its proper divisors (366274355).

1098823053 is an equidigital number, since it uses as much as digits as its factorization.

1098823053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 366274354.

The product of its (nonzero) digits is 51840, while the sum is 39.

The square root of 1098823053 is about 33148.5000113127. The cubic root of 1098823053 is about 1031.9118207438.

The spelling of 1098823053 in words is "one billion, ninety-eight million, eight hundred twenty-three thousand, fifty-three".