12037320723 has 8 divisors (see below), whose sum is σ = 16074724288. Its totient is φ = 8012398824.

The previous prime is 12037320719. The next prime is 12037320787. The reversal of 12037320723 is 32702373021.

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

It is not a de Polignac number, because 12037320723 - 2² = 12037320719 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12037320523) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3118165 + ... + 3122022.

It is an arithmetic number, because the mean of its divisors is an integer number (2009340536).

Almost surely, 2^12037320723 is an apocalyptic number.

12037320723 is a deficient number, since it is larger than the sum of its proper divisors (4037403565).

12037320723 is an equidigital number, since it uses as much as digits as its factorization.

12037320723 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6240833.

The product of its (nonzero) digits is 10584, while the sum is 30.

Adding to 12037320723 its reverse (32702373021), we get a palindrome (44739693744).

The spelling of 12037320723 in words is "twelve billion, thirty-seven million, three hundred twenty thousand, seven hundred twenty-three".