1342929317 has 8 divisors (see below), whose sum is σ = 1372656024. Its totient is φ = 1313365248.

The previous prime is 1342929299. The next prime is 1342929323. The reversal of 1342929317 is 7139292431.

It is a Cunningham number, because it is equal to 36646²+1.

It can be written as a sum of positive squares in 4 ways, for example, as 1 + 1342929316 = 1^2 + 36646^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1342929317 - 2¹⁴ = 1342912933 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 (1342929397) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23888 + ... + 57065.

It is an arithmetic number, because the mean of its divisors is an integer number (171582003).

Almost surely, 2^1342929317 is an apocalyptic number.

It is an amenable number.

1342929317 is a deficient number, since it is larger than the sum of its proper divisors (29726707).

1342929317 is an equidigital number, since it uses as much as digits as its factorization.

1342929317 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81319.

The product of its digits is 81648, while the sum is 41.

The square root of 1342929317 is about 36646.0000136441. Note that the first 4 decimals coincide. The cubic root of 1342929317 is about 1103.2765437700.

The spelling of 1342929317 in words is "one billion, three hundred forty-two million, nine hundred twenty-nine thousand, three hundred seventeen".