1348739 has 4 divisors (see below), whose sum is σ = 1541424. Its totient is φ = 1156056.

The previous prime is 1348733. The next prime is 1348747. The reversal of 1348739 is 9378431.

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 1348739 - 2⁸ = 1348483 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1348699 and 1348708.

It is not an unprimeable number, because it can be changed into a prime (1348733) 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, 96332 + ... + 96345.

It is an arithmetic number, because the mean of its divisors is an integer number (385356).

2^1348739 is an apocalyptic number.

1348739 is a deficient number, since it is larger than the sum of its proper divisors (192685).

1348739 is an equidigital number, since it uses as much as digits as its factorization.

1348739 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 192684.

The product of its digits is 18144, while the sum is 35.

The square root of 1348739 is about 1161.3522290847. The cubic root of 1348739 is about 110.4865226562.

The spelling of 1348739 in words is "one million, three hundred forty-eight thousand, seven hundred thirty-nine".