131040400034 has 8 divisors (see below), whose sum is σ = 200269290780. Its totient is φ = 64283969776.

The previous prime is 131040400013. The next prime is 131040400061. The reversal of 131040400034 is 430004040131.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 129741878809 + 1298521225 = 360197^2 + 36035^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 131040399979 and 131040400015.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 618114989 + ... + 618115200.

Almost surely, 2^131040400034 is an apocalyptic number.

131040400034 is a deficient number, since it is larger than the sum of its proper divisors (69228890746).

131040400034 is a wasteful number, since it uses less digits than its factorization.

131040400034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1236230244.

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 131040400034 its reverse (430004040131), we get a palindrome (561044440165).

The spelling of 131040400034 in words is "one hundred thirty-one billion, forty million, four hundred thousand, thirty-four".