12344157003 has 16 divisors (see below), whose sum is σ = 17000395776. Its totient is φ = 7959009120.

The previous prime is 12344156963. The next prime is 12344157013. The reversal of 12344157003 is 30075144321.

It is a happy number.

It is not a de Polignac number, because 12344157003 - 2²⁴ = 12327379787 is a prime.

It is a super-2 number, since 2×12344157003² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (12344157013) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 111700 + ... + 192782.

It is an arithmetic number, because the mean of its divisors is an integer number (1062524736).

Almost surely, 2^12344157003 is an apocalyptic number.

12344157003 is a deficient number, since it is larger than the sum of its proper divisors (4656238773).

12344157003 is a wasteful number, since it uses less digits than its factorization.

12344157003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82754.

The product of its (nonzero) digits is 10080, while the sum is 30.

The spelling of 12344157003 in words is "twelve billion, three hundred forty-four million, one hundred fifty-seven thousand, three".