1061620112 has 20 divisors (see below), whose sum is σ = 2350730496. Its totient is φ = 454980000.

The previous prime is 1061620111. The next prime is 1061620121. The reversal of 1061620112 is 2110261601.

It is a super-2 number, since 2×1061620112² = 2254074524405785088, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1061620111) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4739264 + ... + 4739487.

Almost surely, 2^1061620112 is an apocalyptic number.

It is an amenable number.

1061620112 is an abundant number, since it is smaller than the sum of its proper divisors (1289110384).

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

1061620112 is an equidigital number, since it uses as much as digits as its factorization.

1061620112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9478766 (or 9478760 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 20.

The square root of 1061620112 is about 32582.5123647640. The cubic root of 1061620112 is about 1020.1320193082.

Adding to 1061620112 its reverse (2110261601), we get a palindrome (3171881713).

The spelling of 1061620112 in words is "one billion, sixty-one million, six hundred twenty thousand, one hundred twelve".