1301400044 has 12 divisors (see below), whose sum is σ = 2602800144. Its totient is φ = 557742864.

The previous prime is 1301400043. The next prime is 1301400059. The reversal of 1301400044 is 4400041031.

1301400044 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 1301399995 and 1301400031.

It is not an unprimeable number, because it can be changed into a prime (1301400043) 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, 23239259 + ... + 23239314.

It is an arithmetic number, because the mean of its divisors is an integer number (216900012).

Almost surely, 2^1301400044 is an apocalyptic number.

1301400044 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1301400044 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1301400044 is a wasteful number, since it uses less digits than its factorization.

1301400044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46478584 (or 46478582 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 1301400044 is about 36074.9226471797. The cubic root of 1301400044 is about 1091.7845368704.

Adding to 1301400044 its reverse (4400041031), we get a palindrome (5701441075).

The spelling of 1301400044 in words is "one billion, three hundred one million, four hundred thousand, forty-four".