1346427247 has 8 divisors (see below), whose sum is σ = 1516211712. Its totient is φ = 1184539800.

The previous prime is 1346427241. The next prime is 1346427281. The reversal of 1346427247 is 7427246431.

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 1346427247 - 2³ = 1346427239 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 (1346427241) 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, 1973893 + ... + 1974574.

It is an arithmetic number, because the mean of its divisors is an integer number (189526464).

Almost surely, 2^1346427247 is an apocalyptic number.

1346427247 is a deficient number, since it is larger than the sum of its proper divisors (169784465).

1346427247 is a wasteful number, since it uses less digits than its factorization.

1346427247 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3948509.

The product of its digits is 225792, while the sum is 40.

The square root of 1346427247 is about 36693.6949216074. The cubic root of 1346427247 is about 1104.2336153095.

The spelling of 1346427247 in words is "one billion, three hundred forty-six million, four hundred twenty-seven thousand, two hundred forty-seven".