123536467 has 4 divisors (see below), whose sum is σ = 130803336. Its totient is φ = 116269600.

The previous prime is 123536447. The next prime is 123536477. The reversal of 123536467 is 764635321.

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 123536467 - 2⁷ = 123536339 is a prime.

It is a super-2 number, since 2×123536467² = 30522517357684178, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (123536447) 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 3 ways as a sum of consecutive naturals, for example, 3633409 + ... + 3633442.

It is an arithmetic number, because the mean of its divisors is an integer number (32700834).

Almost surely, 2^123536467 is an apocalyptic number.

123536467 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

123536467 is a deficient number, since it is larger than the sum of its proper divisors (7266869).

123536467 is an equidigital number, since it uses as much as digits as its factorization.

123536467 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7266868.

The product of its digits is 90720, while the sum is 37.

The square root of 123536467 is about 11114.6959922438. The cubic root of 123536467 is about 498.0409569923.

The spelling of 123536467 in words is "one hundred twenty-three million, five hundred thirty-six thousand, four hundred sixty-seven".