1243435315060 has 12 divisors (see below), whose sum is σ = 2611214161668. Its totient is φ = 497374126016.

The previous prime is 1243435315037. The next prime is 1243435315097. The reversal of 1243435315060 is 605135343421.

It can be written as a sum of positive squares in 2 ways, for example, as 681493176676 + 561942138384 = 825526^2 + 749628^2 .

It is a super-2 number, since 2×1243435315060² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31085882857 + ... + 31085882896.

It is an arithmetic number, because the mean of its divisors is an integer number (217601180139).

Almost surely, 2^{1243435315060} is an apocalyptic number.

1243435315060 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1243435315060 is an abundant number, since it is smaller than the sum of its proper divisors (1367778846608).

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

1243435315060 is a wasteful number, since it uses less digits than its factorization.

1243435315060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62171765762 (or 62171765760 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 37.

It can be divided in two parts, 1243435 and 315060, that added together give a triangular number (1558495 = T₁₇₆₅).

The spelling of 1243435315060 in words is "one trillion, two hundred forty-three billion, four hundred thirty-five million, three hundred fifteen thousand, sixty".