1098923052 has 24 divisors (see below), whose sum is σ = 2606190832. Its totient is φ = 360302400.

The previous prime is 1098923047. The next prime is 1098923069. The reversal of 1098923052 is 2503298901.

It is an alternating number because its digits alternate between odd and even.

It is a self number, because there is not a number n which added to its sum of digits gives 1098923052.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 749899 + ... + 751362.

Almost surely, 2^1098923052 is an apocalyptic number.

1098923052 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1098923052 is an abundant number, since it is smaller than the sum of its proper divisors (1507267780).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1098923052 is a wasteful number, since it uses less digits than its factorization.

1098923052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1501329 (or 1501327 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 39.

The square root of 1098923052 is about 33150.0083257908. The cubic root of 1098923052 is about 1031.9431230297.

The spelling of 1098923052 in words is "one billion, ninety-eight million, nine hundred twenty-three thousand, fifty-two".