123743299093 has 4 divisors (see below), whose sum is σ = 127087712620. Its totient is φ = 120398885568.

The previous prime is 123743299067. The next prime is 123743299103. The reversal of 123743299093 is 390992347321.

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

It can be written as a sum of positive squares in 2 ways, for example, as 76472712369 + 47270586724 = 276537^2 + 217418^2 .

It is a cyclic number.

It is not a de Polignac number, because 123743299093 - 2⁵ = 123743299061 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 123743299093.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123743299033) 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, 1672206708 + ... + 1672206781.

It is an arithmetic number, because the mean of its divisors is an integer number (31771928155).

Almost surely, 2^123743299093 is an apocalyptic number.

It is an amenable number.

123743299093 is a deficient number, since it is larger than the sum of its proper divisors (3344413527).

123743299093 is an equidigital number, since it uses as much as digits as its factorization.

123743299093 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3344413526.

The product of its (nonzero) digits is 2204496, while the sum is 52.

The spelling of 123743299093 in words is "one hundred twenty-three billion, seven hundred forty-three million, two hundred ninety-nine thousand, ninety-three".