12451652113 has 2 divisors, whose sum is σ = 12451652114. Its totient is φ = 12451652112.

The previous prime is 12451652099. The next prime is 12451652119. The reversal of 12451652113 is 31125615421.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11288637504 + 1163014609 = 106248^2 + 34103^2 .

It is a cyclic number.

It is not a de Polignac number, because 12451652113 - 2¹³ = 12451643921 is a prime.

It is not a weakly prime, because it can be changed into another prime (12451652119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6225826056 + 6225826057.

It is an arithmetic number, because the mean of its divisors is an integer number (6225826057).

Almost surely, 2^12451652113 is an apocalyptic number.

It is an amenable number.

12451652113 is a deficient number, since it is larger than the sum of its proper divisors (1).

12451652113 is an equidigital number, since it uses as much as digits as its factorization.

12451652113 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7200, while the sum is 31.

The spelling of 12451652113 in words is "twelve billion, four hundred fifty-one million, six hundred fifty-two thousand, one hundred thirteen".