10125000019 has 2 divisors, whose sum is σ = 10125000020. Its totient is φ = 10125000018.

The previous prime is 10124999981. The next prime is 10125000023. The reversal of 10125000019 is 91000052101.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 10125000019 - 2⁷ = 10124999891 is a prime.

It is a super-2 number, since 2×10125000019² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (10125000049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5062500009 + 5062500010.

It is an arithmetic number, because the mean of its divisors is an integer number (5062500010).

Almost surely, 2^10125000019 is an apocalyptic number.

10125000019 is a deficient number, since it is larger than the sum of its proper divisors (1).

10125000019 is an equidigital number, since it uses as much as digits as its factorization.

10125000019 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 90, while the sum is 19.

The spelling of 10125000019 in words is "ten billion, one hundred twenty-five million, nineteen", and thus it is an aban number.