1371113444 has 48 divisors (see below), whose sum is σ = 2661724800. Its totient is φ = 614693376.

The previous prime is 1371113413. The next prime is 1371113453. The reversal of 1371113444 is 4443111731.

It is a super-2 number, since 2×1371113444² = 3759904152635082272, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 419087 + ... + 422345.

It is an arithmetic number, because the mean of its divisors is an integer number (55452600).

Almost surely, 2^1371113444 is an apocalyptic number.

It is an amenable number.

1371113444 is a deficient number, since it is larger than the sum of its proper divisors (1290611356).

1371113444 is a wasteful number, since it uses less digits than its factorization.

1371113444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3572 (or 3570 counting only the distinct ones).

The product of its digits is 4032, while the sum is 29.

The square root of 1371113444 is about 37028.5490398962. The cubic root of 1371113444 is about 1110.9413446835.

The spelling of 1371113444 in words is "one billion, three hundred seventy-one million, one hundred thirteen thousand, four hundred forty-four".