1232553001340 has 48 divisors (see below), whose sum is σ = 2602380965184. Its totient is φ = 490352486400.

The previous prime is 1232553001307. The next prime is 1232553001349. The reversal of 1232553001340 is 431003552321.

It is a happy number.

It is a super-2 number, since 2×1232553001340² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1232553001349) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11930105 + ... + 12032975.

It is an arithmetic number, because the mean of its divisors is an integer number (54216270108).

Almost surely, 2^{1232553001340} is an apocalyptic number.

1232553001340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1232553001340 is an abundant number, since it is smaller than the sum of its proper divisors (1369827963844).

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

1232553001340 is a wasteful number, since it uses less digits than its factorization.

1232553001340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106118 (or 106116 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 29.

Adding to 1232553001340 its reverse (431003552321), we get a palindrome (1663556553661).

The spelling of 1232553001340 in words is "one trillion, two hundred thirty-two billion, five hundred fifty-three million, one thousand, three hundred forty".