1147451198 has 8 divisors (see below), whose sum is σ = 1721684208. Its totient is φ = 573556464.

The previous prime is 1147451197. The next prime is 1147451213. The reversal of 1147451198 is 8911547411.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1147451197) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 75911 + ... + 89762.

It is an arithmetic number, because the mean of its divisors is an integer number (215210526).

Almost surely, 2^1147451198 is an apocalyptic number.

1147451198 is a deficient number, since it is larger than the sum of its proper divisors (574233010).

1147451198 is a wasteful number, since it uses less digits than its factorization.

1147451198 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 169138.

The product of its digits is 40320, while the sum is 41.

The square root of 1147451198 is about 33874.0490346224. The cubic root of 1147451198 is about 1046.9149652084.

The spelling of 1147451198 in words is "one billion, one hundred forty-seven million, four hundred fifty-one thousand, one hundred ninety-eight".