125032619 has 2 divisors, whose sum is σ = 125032620. Its totient is φ = 125032618.

The previous prime is 125032613. The next prime is 125032651. The reversal of 125032619 is 916230521.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-125032619 is a prime.

It is a super-2 number, since 2×125032619² = 31266311627998322, which contains 22 as substring.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 125032591 and 125032600.

It is not a weakly prime, because it can be changed into another prime (125032613) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62516309 + 62516310.

It is an arithmetic number, because the mean of its divisors is an integer number (62516310).

Almost surely, 2^125032619 is an apocalyptic number.

125032619 is a deficient number, since it is larger than the sum of its proper divisors (1).

125032619 is an equidigital number, since it uses as much as digits as its factorization.

125032619 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3240, while the sum is 29.

The square root of 125032619 is about 11181.7985583715. The cubic root of 125032619 is about 500.0434882174.

The spelling of 125032619 in words is "one hundred twenty-five million, thirty-two thousand, six hundred nineteen".