123085435 has 24 divisors (see below), whose sum is σ = 163079280. Its totient is φ = 89115840.

The previous prime is 123085429. The next prime is 123085447. The reversal of 123085435 is 534580321.

It is not a de Polignac number, because 123085435 - 2³ = 123085427 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 123085397 and 123085406.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 235084 + ... + 235606.

It is an arithmetic number, because the mean of its divisors is an integer number (6794970).

Almost surely, 2^123085435 is an apocalyptic number.

123085435 is a deficient number, since it is larger than the sum of its proper divisors (39993845).

123085435 is a wasteful number, since it uses less digits than its factorization.

123085435 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 939 (or 928 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 31.

The square root of 123085435 is about 11094.3875450608. The cubic root of 123085435 is about 497.4341015213.

The spelling of 123085435 in words is "one hundred twenty-three million, eighty-five thousand, four hundred thirty-five".