1372343 has 8 divisors (see below), whose sum is σ = 1600800. Its totient is φ = 1176000.

The previous prime is 1372331. The next prime is 1372363. The reversal of 1372343 is 3432731.

It is a happy number.

It is not a de Polignac number, because 1372343 - 2²⁰ = 323767 is a prime.

It is a d-powerful number, because it can be written as 1 + 3 + 7⁷ + 2¹⁹ + 3⁶ + 4⁶ + 3⁹ .

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1372303) 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, 1658 + ... + 2343.

It is an arithmetic number, because the mean of its divisors is an integer number (200100).

2^1372343 is an apocalyptic number.

1372343 is a deficient number, since it is larger than the sum of its proper divisors (228457).

1372343 is an frugal number, since it uses more digits than its factorization.

1372343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4022 (or 4008 counting only the distinct ones).

The product of its digits is 1512, while the sum is 23.

The square root of 1372343 is about 1171.4704435025. The cubic root of 1372343 is about 111.1273327057.

It can be divided in two parts, 1372 and 343, that multiplied together give a square (470596 = 686²).

The spelling of 1372343 in words is "one million, three hundred seventy-two thousand, three hundred forty-three".