134403612345531 has 16 divisors (see below), whose sum is σ = 199139227056000. Its totient is φ = 89592164285544.

The previous prime is 134403612345521. The next prime is 134403612345559. The reversal of 134403612345531 is 135543216304431.

134403612345531 is a `hidden beast` number, since 1 + 3 + 4 + 4 + 0 + 3 + 61 + 2 + 34 + 553 + 1 = 666.

134403612345531 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 134403612345531 - 2³¹ = 134401464861883 is a prime.

It is a super-2 number, since 2×134403612345531² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (134403612345521) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 284313481 + ... + 284785818.

It is an arithmetic number, because the mean of its divisors is an integer number (12446201691000).

Almost surely, 2^{134403612345531} is an apocalyptic number.

134403612345531 is a deficient number, since it is larger than the sum of its proper divisors (64735614710469).

134403612345531 is an equidigital number, since it uses as much as digits as its factorization.

134403612345531 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 569108055 (or 569108049 counting only the distinct ones).

The product of its (nonzero) digits is 1555200, while the sum is 45.

Adding to 134403612345531 its reverse (135543216304431), we get a palindrome (269946828649962).

The spelling of 134403612345531 in words is "one hundred thirty-four trillion, four hundred three billion, six hundred twelve million, three hundred forty-five thousand, five hundred thirty-one".