1369005 has 16 divisors (see below), whose sum is σ = 2389824. Its totient is φ = 663680.

The previous prime is 1368989. The next prime is 1369009. The reversal of 1369005 is 5009631.

It is not a de Polignac number, because 1369005 - 2⁴ = 1368989 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1369009) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3984 + ... + 4313.

It is an arithmetic number, because the mean of its divisors is an integer number (149364).

2^1369005 is an apocalyptic number.

1369005 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1369005 is a deficient number, since it is larger than the sum of its proper divisors (1020819).

1369005 is a wasteful number, since it uses less digits than its factorization.

1369005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8316.

The product of its (nonzero) digits is 810, while the sum is 24.

The square root of 1369005 is about 1170.0448709344. The cubic root of 1369005 is about 111.0371598659.

The spelling of 1369005 in words is "one million, three hundred sixty-nine thousand, five".