1128417612 has 24 divisors (see below), whose sum is σ = 3009113856. Its totient is φ = 322405008.

The previous prime is 1128417607. The next prime is 1128417617. The reversal of 1128417612 is 2167148211.

It is an interprime number because it is at equal distance from previous prime (1128417607) and next prime (1128417617).

It is not an unprimeable number, because it can be changed into a prime (1128417617) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6716688 + ... + 6716855.

It is an arithmetic number, because the mean of its divisors is an integer number (125379744).

Almost surely, 2^1128417612 is an apocalyptic number.

1128417612 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1128417612 is an abundant number, since it is smaller than the sum of its proper divisors (1880696244).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1128417612 is a wasteful number, since it uses less digits than its factorization.

1128417612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13433557 (or 13433555 counting only the distinct ones).

The product of its digits is 5376, while the sum is 33.

The square root of 1128417612 is about 33591.9277803463. The cubic root of 1128417612 is about 1041.0940201014.

The spelling of 1128417612 in words is "one billion, one hundred twenty-eight million, four hundred seventeen thousand, six hundred twelve".