125079503 has 2 divisors, whose sum is σ = 125079504. Its totient is φ = 125079502.

The previous prime is 125079481. The next prime is 125079533. The reversal of 125079503 is 305970521.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 125079503 - 2⁶ = 125079439 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 125079503.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (125079533) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62539751 + 62539752.

It is an arithmetic number, because the mean of its divisors is an integer number (62539752).

Almost surely, 2^125079503 is an apocalyptic number.

125079503 is a deficient number, since it is larger than the sum of its proper divisors (1).

125079503 is an equidigital number, since it uses as much as digits as its factorization.

125079503 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9450, while the sum is 32.

The square root of 125079503 is about 11183.8948045840. The cubic root of 125079503 is about 500.1059815342.

The spelling of 125079503 in words is "one hundred twenty-five million, seventy-nine thousand, five hundred three".