15485438141 has 2 divisors, whose sum is σ = 15485438142. Its totient is φ = 15485438140.

The previous prime is 15485438117. The next prime is 15485438149. The reversal of 15485438141 is 14183458451.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8851987225 + 6633450916 = 94085^2 + 81446^2 .

It is a cyclic number.

It is not a de Polignac number, because 15485438141 - 2²² = 15481243837 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 15485438092 and 15485438101.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (15485438149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7742719070 + 7742719071.

It is an arithmetic number, because the mean of its divisors is an integer number (7742719071).

Almost surely, 2^15485438141 is an apocalyptic number.

It is an amenable number.

15485438141 is a deficient number, since it is larger than the sum of its proper divisors (1).

15485438141 is an equidigital number, since it uses as much as digits as its factorization.

15485438141 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 307200, while the sum is 44.

The spelling of 15485438141 in words is "fifteen billion, four hundred eighty-five million, four hundred thirty-eight thousand, one hundred forty-one".