43379123 has 2 divisors, whose sum is σ = 43379124. Its totient is φ = 43379122.

The previous prime is 43379093. The next prime is 43379143. The reversal of 43379123 is 32197334.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 43379123 - 2¹² = 43375027 is a prime.

It is a Sophie Germain prime.

It is equal to p_2626097 and since 43379123 and 2626097 have the same sum of digits, it is a Honaker prime.

It is a self number, because there is not a number n which added to its sum of digits gives 43379123.

It is not a weakly prime, because it can be changed into another prime (43379143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21689561 + 21689562.

It is an arithmetic number, because the mean of its divisors is an integer number (21689562).

Almost surely, 2^43379123 is an apocalyptic number.

43379123 is a deficient number, since it is larger than the sum of its proper divisors (1).

43379123 is an equidigital number, since it uses as much as digits as its factorization.

43379123 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 13608, while the sum is 32.

The square root of 43379123 is about 6586.2829426012. The cubic root of 43379123 is about 351.3664217279.

The spelling of 43379123 in words is "forty-three million, three hundred seventy-nine thousand, one hundred twenty-three".