123829469331 has 4 divisors (see below), whose sum is σ = 165105959112. Its totient is φ = 82552979552.

The previous prime is 123829469321. The next prime is 123829469359. The reversal of 123829469331 is 133964928321.

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

It is a cyclic number.

It is not a de Polignac number, because 123829469331 - 2²³ = 123821080723 is a prime.

It is a super-2 number, since 2×123829469331² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (123829469321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20638244886 + ... + 20638244891.

It is an arithmetic number, because the mean of its divisors is an integer number (41276489778).

Almost surely, 2^123829469331 is an apocalyptic number.

123829469331 is a deficient number, since it is larger than the sum of its proper divisors (41276489781).

123829469331 is an equidigital number, since it uses as much as digits as its factorization.

123829469331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41276489780.

The product of its digits is 1679616, while the sum is 51.

The spelling of 123829469331 in words is "one hundred twenty-three billion, eight hundred twenty-nine million, four hundred sixty-nine thousand, three hundred thirty-one".