1340169 has 8 divisors (see below), whose sum is σ = 1804992. Its totient is φ = 884400.

The previous prime is 1340159. The next prime is 1340179. The reversal of 1340169 is 9610431.

It is an interprime number because it is at equal distance from previous prime (1340159) and next prime (1340179).

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

It is not a de Polignac number, because 1340169 - 2⁴ = 1340153 is a prime.

It is a super-2 number, since 2×1340169² = 3592105897122, which contains 22 as substring.

1340169 is a lucky number.

It is a plaindrome in base 13.

It is not an unprimeable number, because it can be changed into a prime (1340149) 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, 1909 + ... + 2514.

It is an arithmetic number, because the mean of its divisors is an integer number (225624).

2^1340169 is an apocalyptic number.

It is an amenable number.

1340169 is a deficient number, since it is larger than the sum of its proper divisors (464823).

1340169 is a wasteful number, since it uses less digits than its factorization.

1340169 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4527.

The product of its (nonzero) digits is 648, while the sum is 24.

The square root of 1340169 is about 1157.6566848595. The cubic root of 1340169 is about 110.2520117279.

The spelling of 1340169 in words is "one million, three hundred forty thousand, one hundred sixty-nine".