1172343 has 4 divisors (see below), whose sum is σ = 1563128. Its totient is φ = 781560.

The previous prime is 1172329. The next prime is 1172351. The reversal of 1172343 is 3432711.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 1172343 - 2⁶ = 1172279 is a prime.

It is a D-number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1172393) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 195388 + ... + 195393.

It is an arithmetic number, because the mean of its divisors is an integer number (390782).

2^1172343 is an apocalyptic number.

1172343 is a deficient number, since it is larger than the sum of its proper divisors (390785).

1172343 is an equidigital number, since it uses as much as digits as its factorization.

1172343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 390784.

The product of its digits is 504, while the sum is 21.

The square root of 1172343 is about 1082.7478930942. The cubic root of 1172343 is about 105.4431160144.

The spelling of 1172343 in words is "one million, one hundred seventy-two thousand, three hundred forty-three".