1347343973 has 16 divisors (see below), whose sum is σ = 1421280000. Its totient is φ = 1275473472.

The previous prime is 1347343969. The next prime is 1347344023. The reversal of 1347343973 is 3793437431.

It is a cyclic number.

It is not a de Polignac number, because 1347343973 - 2² = 1347343969 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 (1347343273) 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, 339386 + ... + 343332.

It is an arithmetic number, because the mean of its divisors is an integer number (88830000).

Almost surely, 2^1347343973 is an apocalyptic number.

It is an amenable number.

1347343973 is a deficient number, since it is larger than the sum of its proper divisors (73936027).

1347343973 is a wasteful number, since it uses less digits than its factorization.

1347343973 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4204.

The product of its digits is 571536, while the sum is 44.

The square root of 1347343973 is about 36706.1843971830. The cubic root of 1347343973 is about 1104.4841672832.

The spelling of 1347343973 in words is "one billion, three hundred forty-seven million, three hundred forty-three thousand, nine hundred seventy-three".