1373707 has 4 divisors (see below), whose sum is σ = 1399680. Its totient is φ = 1347736.

The previous prime is 1373689. The next prime is 1373717. The reversal of 1373707 is 7073731.

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

It is a cyclic number.

It is not a de Polignac number, because 1373707 - 2¹⁹ = 849419 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1373717) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12907 + ... + 13012.

It is an arithmetic number, because the mean of its divisors is an integer number (349920).

2^1373707 is an apocalyptic number.

1373707 is a deficient number, since it is larger than the sum of its proper divisors (25973).

1373707 is an equidigital number, since it uses as much as digits as its factorization.

1373707 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25972.

The product of its (nonzero) digits is 3087, while the sum is 28.

The square root of 1373707 is about 1172.0524732281. The cubic root of 1373707 is about 111.1641377636.

It can be divided in two parts, 1373 and 707, that added together give a triangular number (2080 = T₆₄).

The spelling of 1373707 in words is "one million, three hundred seventy-three thousand, seven hundred seven".