131403133527 has 8 divisors (see below), whose sum is σ = 175292361216. Its totient is φ = 87557997432.

The previous prime is 131403133507. The next prime is 131403133559. The reversal of 131403133527 is 725331304131.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 131403133527 - 2⁸ = 131403133271 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131403133507) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11015943 + ... + 11027864.

It is an arithmetic number, because the mean of its divisors is an integer number (21911545152).

Almost surely, 2^131403133527 is an apocalyptic number.

131403133527 is a deficient number, since it is larger than the sum of its proper divisors (43889227689).

131403133527 is a wasteful number, since it uses less digits than its factorization.

131403133527 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22045797.

The product of its (nonzero) digits is 22680, while the sum is 33.

Adding to 131403133527 its reverse (725331304131), we get a palindrome (856734437658).

The spelling of 131403133527 in words is "one hundred thirty-one billion, four hundred three million, one hundred thirty-three thousand, five hundred twenty-seven".