125522355503 has 2 divisors, whose sum is σ = 125522355504. Its totient is φ = 125522355502.

The previous prime is 125522355481. The next prime is 125522355527. The reversal of 125522355503 is 305553225521.

It is a weak prime.

It is an emirp because it is prime and its reverse (305553225521) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 125522355503 - 2¹² = 125522351407 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (125522355593) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62761177751 + 62761177752.

It is an arithmetic number, because the mean of its divisors is an integer number (62761177752).

Almost surely, 2^125522355503 is an apocalyptic number.

125522355503 is a deficient number, since it is larger than the sum of its proper divisors (1).

125522355503 is an equidigital number, since it uses as much as digits as its factorization.

125522355503 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 225000, while the sum is 38.

The spelling of 125522355503 in words is "one hundred twenty-five billion, five hundred twenty-two million, three hundred fifty-five thousand, five hundred three".