1373320207 has 16 divisors (see below), whose sum is σ = 1603225600. Its totient is φ = 1175892984.

The previous prime is 1373320199. The next prime is 1373320211. The reversal of 1373320207 is 7020233731.

It is not a de Polignac number, because 1373320207 - 2³ = 1373320199 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1373620207) 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, 494938 + ... + 497704.

It is an arithmetic number, because the mean of its divisors is an integer number (100201600).

Almost surely, 2^1373320207 is an apocalyptic number.

1373320207 is a deficient number, since it is larger than the sum of its proper divisors (229905393).

1373320207 is an equidigital number, since it uses as much as digits as its factorization.

1373320207 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4235 (or 4221 counting only the distinct ones).

The product of its (nonzero) digits is 5292, while the sum is 28.

The square root of 1373320207 is about 37058.3351892661. The cubic root of 1373320207 is about 1111.5370333411.

Adding to 1373320207 its reverse (7020233731), we get a palindrome (8393553938).

The spelling of 1373320207 in words is "one billion, three hundred seventy-three million, three hundred twenty thousand, two hundred seven".