153531422513 has 6 divisors (see below), whose sum is σ = 178597777266. Its totient is φ = 131598362112.

The previous prime is 153531422509. The next prime is 153531422521. The reversal of 153531422513 is 315224135351.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 147772585744 + 5758836769 = 384412^2 + 75887^2 .

It is not a de Polignac number, because 153531422513 - 2² = 153531422509 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (153531422503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1566647120 + ... + 1566647217.

It is an arithmetic number, because the mean of its divisors is an integer number (29766296211).

Almost surely, 2^153531422513 is an apocalyptic number.

It is an amenable number.

153531422513 is a deficient number, since it is larger than the sum of its proper divisors (25066354753).

153531422513 is an equidigital number, since it uses as much as digits as its factorization.

153531422513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3133294351 (or 3133294344 counting only the distinct ones).

The product of its digits is 54000, while the sum is 35.

Adding to 153531422513 its reverse (315224135351), we get a palindrome (468755557864).

The spelling of 153531422513 in words is "one hundred fifty-three billion, five hundred thirty-one million, four hundred twenty-two thousand, five hundred thirteen".