1373245106 has 4 divisors (see below), whose sum is σ = 2059867662. Its totient is φ = 686622552.

The previous prime is 1373245063. The next prime is 1373245117. The reversal of 1373245106 is 6015423731.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1256064481 + 117180625 = 35441^2 + 10825^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 343311275 + ... + 343311278.

Almost surely, 2^1373245106 is an apocalyptic number.

1373245106 is a deficient number, since it is larger than the sum of its proper divisors (686622556).

1373245106 is an equidigital number, since it uses as much as digits as its factorization.

1373245106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 686622555.

The product of its (nonzero) digits is 15120, while the sum is 32.

The square root of 1373245106 is about 37057.3218946000. The cubic root of 1373245106 is about 1111.5167712386.

Adding to 1373245106 its reverse (6015423731), we get a palindrome (7388668837).

The spelling of 1373245106 in words is "one billion, three hundred seventy-three million, two hundred forty-five thousand, one hundred six".