5135245123 has 2 divisors, whose sum is σ = 5135245124. Its totient is φ = 5135245122.

The previous prime is 5135245103. The next prime is 5135245153. The reversal of 5135245123 is 3215425315.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5135245123 - 2²⁵ = 5101690691 is a prime.

It is not a weakly prime, because it can be changed into another prime (5135245103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2567622561 + 2567622562.

It is an arithmetic number, because the mean of its divisors is an integer number (2567622562).

Almost surely, 2^5135245123 is an apocalyptic number.

5135245123 is a deficient number, since it is larger than the sum of its proper divisors (1).

5135245123 is an equidigital number, since it uses as much as digits as its factorization.

5135245123 is an evil number, because the sum of its binary digits is even.

The product of its digits is 18000, while the sum is 31.

The square root of 5135245123 is about 71660.6246344532. The cubic root of 5135245123 is about 1725.2567143529.

The spelling of 5135245123 in words is "five billion, one hundred thirty-five million, two hundred forty-five thousand, one hundred twenty-three".