1193920998 has 32 divisors (see below), whose sum is σ = 2416157952. Its totient is φ = 393271200.

The previous prime is 1193920979. The next prime is 1193921009. The reversal of 1193920998 is 8990293911.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1193920998.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 332553 + ... + 336123.

It is an arithmetic number, because the mean of its divisors is an integer number (75504936).

Almost surely, 2^1193920998 is an apocalyptic number.

1193920998 is an abundant number, since it is smaller than the sum of its proper divisors (1222236954).

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

1193920998 is a wasteful number, since it uses less digits than its factorization.

1193920998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4220.

The product of its (nonzero) digits is 314928, while the sum is 51.

The square root of 1193920998 is about 34553.1619103086. The cubic root of 1193920998 is about 1060.8611128938.

The spelling of 1193920998 in words is "one billion, one hundred ninety-three million, nine hundred twenty thousand, nine hundred ninety-eight".