125575251323 has 2 divisors, whose sum is σ = 125575251324. Its totient is φ = 125575251322.

The previous prime is 125575251247. The next prime is 125575251353. The reversal of 125575251323 is 323152575521.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 125575251323 - 2³⁶ = 56855774587 is a prime.

It is a super-2 number, since 2×125575251323² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (125575251353) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62787625661 + 62787625662.

It is an arithmetic number, because the mean of its divisors is an integer number (62787625662).

Almost surely, 2^125575251323 is an apocalyptic number.

125575251323 is a deficient number, since it is larger than the sum of its proper divisors (1).

125575251323 is an equidigital number, since it uses as much as digits as its factorization.

125575251323 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 315000, while the sum is 41.

The spelling of 125575251323 in words is "one hundred twenty-five billion, five hundred seventy-five million, two hundred fifty-one thousand, three hundred twenty-three".