12341540051 has 4 divisors (see below), whose sum is σ = 12380472672. Its totient is φ = 12302607432.

The previous prime is 12341540047. The next prime is 12341540059. The reversal of 12341540051 is 15004514321.

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

It is a cyclic number.

It is not a de Polignac number, because 12341540051 - 2² = 12341540047 is a prime.

It is a super-2 number, since 2×12341540051² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 12341540051.

It is not an unprimeable number, because it can be changed into a prime (12341540059) 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, 19465835 + ... + 19466468.

It is an arithmetic number, because the mean of its divisors is an integer number (3095118168).

Almost surely, 2^12341540051 is an apocalyptic number.

12341540051 is a deficient number, since it is larger than the sum of its proper divisors (38932621).

12341540051 is an equidigital number, since it uses as much as digits as its factorization.

12341540051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38932620.

The product of its (nonzero) digits is 2400, while the sum is 26.

The spelling of 12341540051 in words is "twelve billion, three hundred forty-one million, five hundred forty thousand, fifty-one".