1300051144 has 24 divisors (see below), whose sum is σ = 2835571590. Its totient is φ = 557164608.

The previous prime is 1300051139. The next prime is 1300051163. The reversal of 1300051144 is 4411500031.

It can be written as a sum of positive squares in only one way, i.e., 1098127044 + 201924100 = 33138^2 + 14210^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1657837 + ... + 1658620.

Almost surely, 2^1300051144 is an apocalyptic number.

1300051144 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1300051144 is an abundant number, since it is smaller than the sum of its proper divisors (1535520446).

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

1300051144 is a wasteful number, since it uses less digits than its factorization.

1300051144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3316477 (or 3316466 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 19.

The square root of 1300051144 is about 36056.2219873353. The cubic root of 1300051144 is about 1091.4071952318.

Adding to 1300051144 its reverse (4411500031), we get a palindrome (5711551175).

The spelling of 1300051144 in words is "one billion, three hundred million, fifty-one thousand, one hundred forty-four".