1373089503 has 8 divisors (see below), whose sum is σ = 1831108608. Its totient is φ = 915231704.

The previous prime is 1373089481. The next prime is 1373089559. The reversal of 1373089503 is 3059803731.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1373089503 - 2⁹ = 1373088991 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1373087503) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18825 + ... + 55682.

It is an arithmetic number, because the mean of its divisors is an integer number (228888576).

Almost surely, 2^1373089503 is an apocalyptic number.

1373089503 is a deficient number, since it is larger than the sum of its proper divisors (458019105).

1373089503 is an equidigital number, since it uses as much as digits as its factorization.

1373089503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80653.

The product of its (nonzero) digits is 68040, while the sum is 39.

The square root of 1373089503 is about 37055.2223444955. Note that the first 3 decimals coincide. The cubic root of 1373089503 is about 1111.4747875033.

The spelling of 1373089503 in words is "one billion, three hundred seventy-three million, eighty-nine thousand, five hundred three".