1377343 has 6 divisors (see below), whose sum is σ = 1514072. Its totient is φ = 1252020.

The previous prime is 1377317. The next prime is 1377347. The reversal of 1377343 is 3437731.

It is a de Polignac number, because none of the positive numbers 2^k-1377343 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1377347) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5571 + ... + 5812.

2^1377343 is an apocalyptic number.

1377343 is a deficient number, since it is larger than the sum of its proper divisors (136729).

1377343 is a wasteful number, since it uses less digits than its factorization.

1377343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11405 (or 11394 counting only the distinct ones).

The product of its digits is 5292, while the sum is 28.

The square root of 1377343 is about 1173.6025732760. The cubic root of 1377343 is about 111.2621297215.

The spelling of 1377343 in words is "one million, three hundred seventy-seven thousand, three hundred forty-three".