126341215031323 has 4 divisors (see below), whose sum is σ = 129755842464640. Its totient is φ = 122926587598008.

The previous prime is 126341215031309. The next prime is 126341215031333. The reversal of 126341215031323 is 323130512143621.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-126341215031323 is a prime.

It is a super-2 number, since 2×126341215031323² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (37), and also a Moran number because the ratio is a prime number: 3414627433279 = 126341215031323 / (1 + 2 + 6 + 3 + 4 + 1 + 2 + 1 + 5 + 0 + 3 + 1 + 3 + 2 + 3).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (126341215031333) 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, 1707313716603 + ... + 1707313716676.

It is an arithmetic number, because the mean of its divisors is an integer number (32438960616160).

Almost surely, 2^{126341215031323} is an apocalyptic number.

126341215031323 is a deficient number, since it is larger than the sum of its proper divisors (3414627433317).

126341215031323 is an equidigital number, since it uses as much as digits as its factorization.

126341215031323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3414627433316.

The product of its (nonzero) digits is 77760, while the sum is 37.

Adding to 126341215031323 its reverse (323130512143621), we get a palindrome (449471727174944).

The spelling of 126341215031323 in words is "one hundred twenty-six trillion, three hundred forty-one billion, two hundred fifteen million, thirty-one thousand, three hundred twenty-three".