12150503401 has 4 divisors (see below), whose sum is σ = 12790003600. Its totient is φ = 11511003204.

The previous prime is 12150503377. The next prime is 12150503423. The reversal of 12150503401 is 10430505121.

It is a happy number.

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 not a de Polignac number, because 12150503401 - 2¹⁷ = 12150372329 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12150501401) 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, 319750071 + ... + 319750108.

It is an arithmetic number, because the mean of its divisors is an integer number (3197500900).

Almost surely, 2^12150503401 is an apocalyptic number.

It is an amenable number.

12150503401 is a deficient number, since it is larger than the sum of its proper divisors (639500199).

12150503401 is an equidigital number, since it uses as much as digits as its factorization.

12150503401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 639500198.

The product of its (nonzero) digits is 600, while the sum is 22.

The spelling of 12150503401 in words is "twelve billion, one hundred fifty million, five hundred three thousand, four hundred one".