1341731 has 4 divisors (see below), whose sum is σ = 1378032. Its totient is φ = 1305432.

The previous prime is 1341713. The next prime is 1341733. The reversal of 1341731 is 1371431.

It is a happy number.

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 1341731 - 2¹⁰ = 1340707 is a prime.

It is a super-2 number, since 2×1341731² = 3600484152722, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1341733) 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, 18095 + ... + 18168.

It is an arithmetic number, because the mean of its divisors is an integer number (344508).

2^1341731 is an apocalyptic number.

1341731 is a deficient number, since it is larger than the sum of its proper divisors (36301).

1341731 is an equidigital number, since it uses as much as digits as its factorization.

1341731 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36300.

The product of its digits is 252, while the sum is 20.

The square root of 1341731 is about 1158.3311270962. The cubic root of 1341731 is about 110.2948289097.

The spelling of 1341731 in words is "one million, three hundred forty-one thousand, seven hundred thirty-one".