1373446413 has 24 divisors (see below), whose sum is σ = 2097828096. Its totient is φ = 864475200.

The previous prime is 1373446391. The next prime is 1373446421. The reversal of 1373446413 is 3146443731.

1373446413 is a `hidden beast` number, since 1 + 3 + 7 + 3 + 4 + 4 + 641 + 3 = 666.

It is not a de Polignac number, because 1373446413 - 2⁵ = 1373446381 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1373446423) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 48595 + ... + 71472.

It is an arithmetic number, because the mean of its divisors is an integer number (87409504).

Almost surely, 2^1373446413 is an apocalyptic number.

It is an amenable number.

1373446413 is a deficient number, since it is larger than the sum of its proper divisors (724381683).

1373446413 is a wasteful number, since it uses less digits than its factorization.

1373446413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120145 (or 120142 counting only the distinct ones).

The product of its digits is 72576, while the sum is 36.

The square root of 1373446413 is about 37060.0379519503. The cubic root of 1373446413 is about 1111.5710818087.

The spelling of 1373446413 in words is "one billion, three hundred seventy-three million, four hundred forty-six thousand, four hundred thirteen".