1198484057 has 8 divisors (see below), whose sum is σ = 1244709000. Its totient is φ = 1152987264.

The previous prime is 1198483999. The next prime is 1198484059. The reversal of 1198484057 is 7504848911.

It can be written as a sum of positive squares in 4 ways, for example, as 7958041 + 1190526016 = 2821^2 + 34504^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 1198484057 - 2⁸ = 1198483801 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1198484059) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 178682 + ... + 185267.

It is an arithmetic number, because the mean of its divisors is an integer number (155588625).

Almost surely, 2^1198484057 is an apocalyptic number.

It is an amenable number.

1198484057 is a deficient number, since it is larger than the sum of its proper divisors (46224943).

1198484057 is an equidigital number, since it uses as much as digits as its factorization.

1198484057 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 364075.

The product of its (nonzero) digits is 322560, while the sum is 47.

The square root of 1198484057 is about 34619.1284841199. The cubic root of 1198484057 is about 1062.2109001130.

The spelling of 1198484057 in words is "one billion, one hundred ninety-eight million, four hundred eighty-four thousand, fifty-seven".