123001296 has 120 divisors (see below), whose sum is σ = 360301344. Its totient is φ = 35857920.

The previous prime is 123001279. The next prime is 123001297. The reversal of 123001296 is 692100321.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123001297) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 443910 + ... + 444186.

Almost surely, 2^123001296 is an apocalyptic number.

123001296 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 123001296, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (180150672).

123001296 is an abundant number, since it is smaller than the sum of its proper divisors (237300048).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

123001296 is a wasteful number, since it uses less digits than its factorization.

123001296 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 357 (or 322 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 24.

The square root of 123001296 is about 11090.5949344478. The cubic root of 123001296 is about 497.3207300020.

The spelling of 123001296 in words is "one hundred twenty-three million, one thousand, two hundred ninety-six".