123359967 has 6 divisors (see below), whose sum is σ = 178186632. Its totient is φ = 82239972.

The previous prime is 123359959. The next prime is 123359969. The reversal of 123359967 is 769953321.

It is not a de Polignac number, because 123359967 - 2³ = 123359959 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123359969) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6853323 + ... + 6853340.

It is an arithmetic number, because the mean of its divisors is an integer number (29697772).

Almost surely, 2^123359967 is an apocalyptic number.

123359967 is a deficient number, since it is larger than the sum of its proper divisors (54826665).

123359967 is a wasteful number, since it uses less digits than its factorization.

123359967 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13706669 (or 13706666 counting only the distinct ones).

The product of its digits is 306180, while the sum is 45.

The square root of 123359967 is about 11106.7532159493. The cubic root of 123359967 is about 497.8036556026.

The spelling of 123359967 in words is "one hundred twenty-three million, three hundred fifty-nine thousand, nine hundred sixty-seven".