131403434203342 has 8 divisors (see below), whose sum is σ = 225263030062896. Its totient is φ = 56315757515712.

The previous prime is 131403434203337. The next prime is 131403434203343. The reversal of 131403434203342 is 243302434304131.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131403434203343) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4692979792963 + ... + 4692979792990.

It is an arithmetic number, because the mean of its divisors is an integer number (28157878757862).

Almost surely, 2^{131403434203342} is an apocalyptic number.

131403434203342 is a deficient number, since it is larger than the sum of its proper divisors (93859595859554).

131403434203342 is an equidigital number, since it uses as much as digits as its factorization.

131403434203342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9385959585962.

The product of its (nonzero) digits is 248832, while the sum is 37.

Adding to 131403434203342 its reverse (243302434304131), we get a palindrome (374705868507473).

The spelling of 131403434203342 in words is "one hundred thirty-one trillion, four hundred three billion, four hundred thirty-four million, two hundred three thousand, three hundred forty-two".