1397708303 has 4 divisors (see below), whose sum is σ = 1397823840. Its totient is φ = 1397592768.

The previous prime is 1397708287. The next prime is 1397708339. The reversal of 1397708303 is 3038077931.

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 1397708303 - 2⁴ = 1397708287 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 (1397708383) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37175 + ... + 64632.

It is an arithmetic number, because the mean of its divisors is an integer number (349455960).

Almost surely, 2^1397708303 is an apocalyptic number.

1397708303 is a deficient number, since it is larger than the sum of its proper divisors (115537).

1397708303 is a wasteful number, since it uses less digits than its factorization.

1397708303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115536.

The product of its (nonzero) digits is 95256, while the sum is 41.

The square root of 1397708303 is about 37385.9372358110. The cubic root of 1397708303 is about 1118.0782048846.

The spelling of 1397708303 in words is "one billion, three hundred ninety-seven million, seven hundred eight thousand, three hundred three".