125485269101 has 2 divisors, whose sum is σ = 125485269102. Its totient is φ = 125485269100.

The previous prime is 125485269073. The next prime is 125485269127. The reversal of 125485269101 is 101962584521.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 123130108201 + 2355160900 = 350899^2 + 48530^2 .

It is a cyclic number.

It is not a de Polignac number, because 125485269101 - 2³⁰ = 124411527277 is a prime.

It is a super-2 number, since 2×125485269101² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (125485268101) 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, 62742634550 + 62742634551.

It is an arithmetic number, because the mean of its divisors is an integer number (62742634551).

Almost surely, 2^125485269101 is an apocalyptic number.

It is an amenable number.

125485269101 is a deficient number, since it is larger than the sum of its proper divisors (1).

125485269101 is an equidigital number, since it uses as much as digits as its factorization.

125485269101 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 172800, while the sum is 44.

The spelling of 125485269101 in words is "one hundred twenty-five billion, four hundred eighty-five million, two hundred sixty-nine thousand, one hundred one".