15121341432052 has 12 divisors (see below), whose sum is σ = 26462990255940. Its totient is φ = 7560487073216.

The previous prime is 15121341432031. The next prime is 15121341432059. The reversal of 15121341432052 is 25023414312151.

It can be written as a sum of positive squares in 2 ways, for example, as 4182949391076 + 10938392040976 = 2045226^2 + 3307324^2 .

It is a junction number, because it is equal to n+sod(n) for n = 15121341431999 and 15121341432017.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (15121341432059) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45725353 + ... + 46054864.

It is an arithmetic number, because the mean of its divisors is an integer number (2205249187995).

Almost surely, 2^{15121341432052} is an apocalyptic number.

It is an amenable number.

15121341432052 is a deficient number, since it is larger than the sum of its proper divisors (11341648823888).

15121341432052 is a wasteful number, since it uses less digits than its factorization.

15121341432052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91821410 (or 91821408 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 34.

The spelling of 15121341432052 in words is "fifteen trillion, one hundred twenty-one billion, three hundred forty-one million, four hundred thirty-two thousand, fifty-two".