1198541430 has 24 divisors (see below), whose sum is σ = 3116207952. Its totient is φ = 319611024.

The previous prime is 1198541419. The next prime is 1198541459. The reversal of 1198541430 is 341458911.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6658474 + ... + 6658653.

It is an arithmetic number, because the mean of its divisors is an integer number (129841998).

Almost surely, 2^1198541430 is an apocalyptic number.

1198541430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1198541430 is an abundant number, since it is smaller than the sum of its proper divisors (1917666522).

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

1198541430 is a wasteful number, since it uses less digits than its factorization.

1198541430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13317140 (or 13317137 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 36.

The square root of 1198541430 is about 34619.9571056927. The cubic root of 1198541430 is about 1062.2278496510.

It can be divided in two parts, 11985414 and 30, that added together give a square (11985444 = 3462²).

The spelling of 1198541430 in words is "one billion, one hundred ninety-eight million, five hundred forty-one thousand, four hundred thirty".