1373401445 has 16 divisors (see below), whose sum is σ = 1777386240. Its totient is φ = 1012759104.

The previous prime is 1373401441. The next prime is 1373401481. The reversal of 1373401445 is 5441043731.

It is a cyclic number.

It is not a de Polignac number, because 1373401445 - 2² = 1373401441 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1373401441) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32042 + ... + 61428.

It is an arithmetic number, because the mean of its divisors is an integer number (111086640).

Almost surely, 2^1373401445 is an apocalyptic number.

It is an amenable number.

1373401445 is a deficient number, since it is larger than the sum of its proper divisors (403984795).

1373401445 is a wasteful number, since it uses less digits than its factorization.

1373401445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30124.

The product of its (nonzero) digits is 20160, while the sum is 32.

The square root of 1373401445 is about 37059.4312557546. The cubic root of 1373401445 is about 1111.5589503625.

The spelling of 1373401445 in words is "one billion, three hundred seventy-three million, four hundred one thousand, four hundred forty-five".