1591113848 has 32 divisors (see below), whose sum is σ = 3048386400. Its totient is φ = 778297728.

The previous prime is 1591113847. The next prime is 1591113869. The reversal of 1591113848 is 8483111951.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1591113847) 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, 146990 + ... + 157442.

It is an arithmetic number, because the mean of its divisors is an integer number (95262075).

Almost surely, 2^1591113848 is an apocalyptic number.

It is an amenable number.

1591113848 is a deficient number, since it is larger than the sum of its proper divisors (1457272552).

1591113848 is a wasteful number, since it uses less digits than its factorization.

1591113848 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10871 (or 10867 counting only the distinct ones).

The product of its digits is 34560, while the sum is 41.

The square root of 1591113848 is about 39888.7684442626. The cubic root of 1591113848 is about 1167.4378021696.

The spelling of 1591113848 in words is "one billion, five hundred ninety-one million, one hundred thirteen thousand, eight hundred forty-eight".