1349967 has 4 divisors (see below), whose sum is σ = 1799960. Its totient is φ = 899976.

The previous prime is 1349947. The next prime is 1349977. The reversal of 1349967 is 7699431.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 1349967 - 2⁶ = 1349903 is a prime.

It is a D-number.

It is a Duffinian number.

1349967 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1349917) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 224992 + ... + 224997.

It is an arithmetic number, because the mean of its divisors is an integer number (449990).

2^1349967 is an apocalyptic number.

1349967 is a deficient number, since it is larger than the sum of its proper divisors (449993).

1349967 is an equidigital number, since it uses as much as digits as its factorization.

1349967 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 449992.

The product of its digits is 40824, while the sum is 39.

The square root of 1349967 is about 1161.8808028365. The cubic root of 1349967 is about 110.5200444108.

It can be divided in two parts, 134 and 9967, that added together give a palindrome (10101).

The spelling of 1349967 in words is "one million, three hundred forty-nine thousand, nine hundred sixty-seven".