1313895 has 16 divisors (see below), whose sum is σ = 2293632. Its totient is φ = 636960.

The previous prime is 1313891. The next prime is 1313899. The reversal of 1313895 is 5983131.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1313891) and next prime (1313899).

It is not a de Polignac number, because 1313895 - 2² = 1313891 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1313891) 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, 3817 + ... + 4146.

It is an arithmetic number, because the mean of its divisors is an integer number (143352).

2^1313895 is an apocalyptic number.

1313895 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1313895 is a deficient number, since it is larger than the sum of its proper divisors (979737).

1313895 is a wasteful number, since it uses less digits than its factorization.

1313895 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7982.

The product of its digits is 3240, while the sum is 30.

The square root of 1313895 is about 1146.2525899644. The cubic root of 1313895 is about 109.5267547892.

The spelling of 1313895 in words is "one million, three hundred thirteen thousand, eight hundred ninety-five".