20130412412249 has 2 divisors, whose sum is σ = 20130412412250. Its totient is φ = 20130412412248.

The previous prime is 20130412412207. The next prime is 20130412412329. The reversal of 20130412412249 is 94221421403102.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 15356327251225 + 4774085161024 = 3918715^2 + 2184968^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20130412412249 is a prime.

It is not a weakly prime, because it can be changed into another prime (20130412415249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10065206206124 + 10065206206125.

It is an arithmetic number, because the mean of its divisors is an integer number (10065206206125).

Almost surely, 2^{20130412412249} is an apocalyptic number.

It is an amenable number.

20130412412249 is a deficient number, since it is larger than the sum of its proper divisors (1).

20130412412249 is an equidigital number, since it uses as much as digits as its factorization.

20130412412249 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 27648, while the sum is 35.

The spelling of 20130412412249 in words is "twenty trillion, one hundred thirty billion, four hundred twelve million, four hundred twelve thousand, two hundred forty-nine".