123832257 has 8 divisors (see below), whose sum is σ = 167816640. Its totient is φ = 81201360.

The previous prime is 123832211. The next prime is 123832271. The reversal of 123832257 is 752238321.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 123832257 - 2⁷ = 123832129 is a prime.

It is not an unprimeable number, because it can be changed into a prime (123832297) 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 7 ways as a sum of consecutive naturals, for example, 338157 + ... + 338522.

It is an arithmetic number, because the mean of its divisors is an integer number (20977080).

Almost surely, 2^123832257 is an apocalyptic number.

It is an amenable number.

123832257 is a deficient number, since it is larger than the sum of its proper divisors (43984383).

123832257 is an equidigital number, since it uses as much as digits as its factorization.

123832257 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 676743.

The product of its digits is 20160, while the sum is 33.

The square root of 123832257 is about 11127.9942936722. The cubic root of 123832257 is about 498.4381355724.

The spelling of 123832257 in words is "one hundred twenty-three million, eight hundred thirty-two thousand, two hundred fifty-seven".