1348309697 has 4 divisors (see below), whose sum is σ = 1540925376. Its totient is φ = 1155694020.

The previous prime is 1348309693. The next prime is 1348309717. The reversal of 1348309697 is 7969038431.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1348309697 - 2² = 1348309693 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1348309693) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 96307829 + ... + 96307842.

It is an arithmetic number, because the mean of its divisors is an integer number (385231344).

Almost surely, 2^1348309697 is an apocalyptic number.

It is an amenable number.

1348309697 is a deficient number, since it is larger than the sum of its proper divisors (192615679).

1348309697 is an equidigital number, since it uses as much as digits as its factorization.

1348309697 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 192615678.

The product of its (nonzero) digits is 979776, while the sum is 50.

The square root of 1348309697 is about 36719.3368268001. The cubic root of 1348309697 is about 1104.7479880921.

The spelling of 1348309697 in words is "one billion, three hundred forty-eight million, three hundred nine thousand, six hundred ninety-seven".