1198948412 has 24 divisors (see below), whose sum is σ = 2244804240. Its totient is φ = 558610560.

The previous prime is 1198948379. The next prime is 1198948441. The reversal of 1198948412 is 2148498911.

It is a happy number.

It is a congruent number.

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, 124673 + ... + 133944.

It is an arithmetic number, because the mean of its divisors is an integer number (93533510).

Almost surely, 2^1198948412 is an apocalyptic number.

It is an amenable number.

1198948412 is a deficient number, since it is larger than the sum of its proper divisors (1045855828).

1198948412 is a wasteful number, since it uses less digits than its factorization.

1198948412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 258701 (or 258699 counting only the distinct ones).

The product of its digits is 165888, while the sum is 47.

The square root of 1198948412 is about 34625.8344592589. The cubic root of 1198948412 is about 1062.3480676318.

The spelling of 1198948412 in words is "one billion, one hundred ninety-eight million, nine hundred forty-eight thousand, four hundred twelve".