1198455448 has 8 divisors (see below), whose sum is σ = 2247103980. Its totient is φ = 599227720.

The previous prime is 1198455437. The next prime is 1198455463. The reversal of 1198455448 is 8445548911.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74903458 + ... + 74903473.

Almost surely, 2^1198455448 is an apocalyptic number.

It is an amenable number.

1198455448 is a deficient number, since it is larger than the sum of its proper divisors (1048648532).

1198455448 is a wasteful number, since it uses less digits than its factorization.

1198455448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 149806937 (or 149806933 counting only the distinct ones).

The product of its digits is 921600, while the sum is 49.

The square root of 1198455448 is about 34618.7152852326. The cubic root of 1198455448 is about 1062.2024480374.

The spelling of 1198455448 in words is "one billion, one hundred ninety-eight million, four hundred fifty-five thousand, four hundred forty-eight".