131434215542 has 8 divisors (see below), whose sum is σ = 225315798096. Its totient is φ = 56328949512.

The previous prime is 131434215499. The next prime is 131434215551. The reversal of 131434215542 is 245512434131.

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

It is a congruent number.

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, 4694079113 + ... + 4694079140.

It is an arithmetic number, because the mean of its divisors is an integer number (28164474762).

Almost surely, 2^131434215542 is an apocalyptic number.

131434215542 is a deficient number, since it is larger than the sum of its proper divisors (93881582554).

131434215542 is an equidigital number, since it uses as much as digits as its factorization.

131434215542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9388158262.

The product of its digits is 57600, while the sum is 35.

Adding to 131434215542 its reverse (245512434131), we get a palindrome (376946649673).

The spelling of 131434215542 in words is "one hundred thirty-one billion, four hundred thirty-four million, two hundred fifteen thousand, five hundred forty-two".