1346248279 has 4 divisors (see below), whose sum is σ = 1346958360. Its totient is φ = 1345538200.

The previous prime is 1346248271. The next prime is 1346248303. The reversal of 1346248279 is 9728426431.

It is a happy number.

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 1346248279 - 2³ = 1346248271 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 (1346248271) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 352189 + ... + 355990.

It is an arithmetic number, because the mean of its divisors is an integer number (336739590).

Almost surely, 2^1346248279 is an apocalyptic number.

1346248279 is a deficient number, since it is larger than the sum of its proper divisors (710081).

1346248279 is an equidigital number, since it uses as much as digits as its factorization.

1346248279 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 710080.

The product of its digits is 580608, while the sum is 46.

The square root of 1346248279 is about 36691.2561654681. The cubic root of 1346248279 is about 1104.1846879875.

The spelling of 1346248279 in words is "one billion, three hundred forty-six million, two hundred forty-eight thousand, two hundred seventy-nine".