123301140 has 24 divisors (see below), whose sum is σ = 345243360. Its totient is φ = 32880288.

The previous prime is 123301133. The next prime is 123301159. The reversal of 123301140 is 41103321.

It is a super-2 number, since 2×123301140² = 30406342250599200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1027450 + ... + 1027569.

It is an arithmetic number, because the mean of its divisors is an integer number (14385140).

Almost surely, 2^123301140 is an apocalyptic number.

123301140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

123301140 is an abundant number, since it is smaller than the sum of its proper divisors (221942220).

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

123301140 is a wasteful number, since it uses less digits than its factorization.

123301140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2055031 (or 2055029 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 123301140 is about 11104.1046464810. The cubic root of 123301140 is about 497.7245133639.

Adding to 123301140 its reverse (41103321), we get a palindrome (164404461).

The spelling of 123301140 in words is "one hundred twenty-three million, three hundred one thousand, one hundred forty".