1300142112 has 48 divisors (see below), whose sum is σ = 3505122432. Its totient is φ = 421666560.

The previous prime is 1300142111. The next prime is 1300142143. The reversal of 1300142112 is 2112410031.

It is a tau number, because it is divible by the number of its divisors (48).

It is a super-2 number, since 2×1300142112² = 3380739022791641088, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1300142091 and 1300142100.

It is not an unprimeable number, because it can be changed into a prime (1300142111) 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, 179464 + ... + 186567.

It is an arithmetic number, because the mean of its divisors is an integer number (73023384).

Almost surely, 2^1300142112 is an apocalyptic number.

1300142112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1300142112 is an abundant number, since it is smaller than the sum of its proper divisors (2204980320).

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

1300142112 is a wasteful number, since it uses less digits than its factorization.

1300142112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 366081 (or 366073 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 15.

The square root of 1300142112 is about 36057.4834396412. The cubic root of 1300142112 is about 1091.4326508493.

Adding to 1300142112 its reverse (2112410031), we get a palindrome (3412552143).

The spelling of 1300142112 in words is "one billion, three hundred million, one hundred forty-two thousand, one hundred twelve".