1889530112 has 18 divisors (see below), whose sum is σ = 3771679758. Its totient is φ = 944764928.

The previous prime is 1889530103. The next prime is 1889530121. The reversal of 1889530112 is 2110359881.

It is an interprime number because it is at equal distance from previous prime (1889530103) and next prime (1889530121).

It can be written as a sum of positive squares in only one way, i.e., 1709326336 + 180203776 = 41344^2 + 13424^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3690233 + ... + 3690744.

Almost surely, 2^1889530112 is an apocalyptic number.

It is an amenable number.

1889530112 is a deficient number, since it is larger than the sum of its proper divisors (1882149646).

1889530112 is an frugal number, since it uses more digits than its factorization.

1889530112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7380993 (or 7380979 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 38.

The square root of 1889530112 is about 43468.7256772038. The cubic root of 1889530112 is about 1236.2831188835.

Adding to 1889530112 its reverse (2110359881), we get a palindrome (3999889993).

The spelling of 1889530112 in words is "one billion, eight hundred eighty-nine million, five hundred thirty thousand, one hundred twelve".