1128948374 has 8 divisors (see below), whose sum is σ = 1696214208. Its totient is φ = 563543640.

The previous prime is 1128948361. The next prime is 1128948383. The reversal of 1128948374 is 4738498211.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 463757 + ... + 466184.

It is an arithmetic number, because the mean of its divisors is an integer number (212026776).

Almost surely, 2^1128948374 is an apocalyptic number.

1128948374 is a deficient number, since it is larger than the sum of its proper divisors (567265834).

1128948374 is an equidigital number, since it uses as much as digits as its factorization.

1128948374 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 930550.

The product of its digits is 387072, while the sum is 47.

The square root of 1128948374 is about 33599.8269936022. The cubic root of 1128948374 is about 1041.2572240208.

The spelling of 1128948374 in words is "one billion, one hundred twenty-eight million, nine hundred forty-eight thousand, three hundred seventy-four".