12135250034 has 8 divisors (see below), whose sum is σ = 18203350620. Its totient is φ = 6067466496.

The previous prime is 12135250033. The next prime is 12135250051. The reversal of 12135250034 is 43005253121.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 11456491225 + 678758809 = 107035^2 + 26053^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 12135249985 and 12135250012.

It is not an unprimeable number, because it can be changed into a prime (12135250033) 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, 82262 + ... + 176174.

Almost surely, 2^12135250034 is an apocalyptic number.

12135250034 is a deficient number, since it is larger than the sum of its proper divisors (6068100586).

12135250034 is an equidigital number, since it uses as much as digits as its factorization.

12135250034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 158524.

The product of its (nonzero) digits is 3600, while the sum is 26.

The spelling of 12135250034 in words is "twelve billion, one hundred thirty-five million, two hundred fifty thousand, thirty-four".