131434223201535 has 32 divisors (see below), whose sum is σ = 220247741933568. Its totient is φ = 66803083395840.

The previous prime is 131434223201471. The next prime is 131434223201537. The reversal of 131434223201535 is 535102322434131.

It is a happy number.

It is not a de Polignac number, because 131434223201535 - 2⁶ = 131434223201471 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 131434223201493 and 131434223201502.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131434223201537) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 702800902 + ... + 702987891.

It is an arithmetic number, because the mean of its divisors is an integer number (6882741935424).

Almost surely, 2^{131434223201535} is an apocalyptic number.

131434223201535 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

131434223201535 is a deficient number, since it is larger than the sum of its proper divisors (88813518732033).

131434223201535 is a wasteful number, since it uses less digits than its factorization.

131434223201535 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1405789095.

The product of its (nonzero) digits is 259200, while the sum is 39.

Adding to 131434223201535 its reverse (535102322434131), we get a palindrome (666536545635666).

The spelling of 131434223201535 in words is "one hundred thirty-one trillion, four hundred thirty-four billion, two hundred twenty-three million, two hundred one thousand, five hundred thirty-five".