131040134402 has 8 divisors (see below), whose sum is σ = 200742333696. Its totient is φ = 64126023172.

The previous prime is 131040134377. The next prime is 131040134461. The reversal of 131040134402 is 204431040131.

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

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, 697021898 + ... + 697022085.

It is an arithmetic number, because the mean of its divisors is an integer number (25092791712).

Almost surely, 2^131040134402 is an apocalyptic number.

131040134402 is a deficient number, since it is larger than the sum of its proper divisors (69702199294).

131040134402 is a wasteful number, since it uses less digits than its factorization.

131040134402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1394044032.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 131040134402 its reverse (204431040131), we get a palindrome (335471174533).

The spelling of 131040134402 in words is "one hundred thirty-one billion, forty million, one hundred thirty-four thousand, four hundred two".