1201198392 has 96 divisors (see below), whose sum is σ = 3432171600. Its totient is φ = 378473472.

The previous prime is 1201198381. The next prime is 1201198409. The reversal of 1201198392 is 2938911021.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 925488 + ... + 926784.

Almost surely, 2^1201198392 is an apocalyptic number.

1201198392 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1201198392, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1716085800).

1201198392 is an abundant number, since it is smaller than the sum of its proper divisors (2230973208).

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

1201198392 is a wasteful number, since it uses less digits than its factorization.

1201198392 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2005 (or 1998 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 36.

The square root of 1201198392 is about 34658.3091335974. The cubic root of 1201198392 is about 1063.0121963599.

The spelling of 1201198392 in words is "one billion, two hundred one million, one hundred ninety-eight thousand, three hundred ninety-two".