131003523245 has 32 divisors (see below), whose sum is σ = 182118537216. Its totient is φ = 88610932800.

The previous prime is 131003523199. The next prime is 131003523253. The reversal of 131003523245 is 542325300131.

It is a happy number.

It is not a de Polignac number, because 131003523245 - 2⁶ = 131003523181 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 680150 + ... + 851240.

It is an arithmetic number, because the mean of its divisors is an integer number (5691204288).

Almost surely, 2^131003523245 is an apocalyptic number.

It is an amenable number.

131003523245 is a deficient number, since it is larger than the sum of its proper divisors (51115013971).

131003523245 is a wasteful number, since it uses less digits than its factorization.

131003523245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 171401.

The product of its (nonzero) digits is 10800, while the sum is 29.

Adding to 131003523245 its reverse (542325300131), we get a palindrome (673328823376).

The spelling of 131003523245 in words is "one hundred thirty-one billion, three million, five hundred twenty-three thousand, two hundred forty-five".