126340524101 has 4 divisors (see below), whose sum is σ = 137826026304. Its totient is φ = 114855021900.

The previous prime is 126340524047. The next prime is 126340524223. The reversal of 126340524101 is 101425043621.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-126340524101 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126340524701) 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, 5742751085 + ... + 5742751106.

It is an arithmetic number, because the mean of its divisors is an integer number (34456506576).

Almost surely, 2^126340524101 is an apocalyptic number.

126340524101 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

126340524101 is a deficient number, since it is larger than the sum of its proper divisors (11485502203).

126340524101 is a wasteful number, since it uses less digits than its factorization.

126340524101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11485502202.

The product of its (nonzero) digits is 5760, while the sum is 29.

Adding to 126340524101 its reverse (101425043621), we get a palindrome (227765567722).

The spelling of 126340524101 in words is "one hundred twenty-six billion, three hundred forty million, five hundred twenty-four thousand, one hundred one".