125228565841 has 2 divisors, whose sum is σ = 125228565842. Its totient is φ = 125228565840.

The previous prime is 125228565823. The next prime is 125228565863. The reversal of 125228565841 is 148565822521.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 125146137600 + 82428241 = 353760^2 + 9079^2 .

It is a cyclic number.

It is not a de Polignac number, because 125228565841 - 2⁵ = 125228565809 is a prime.

It is not a weakly prime, because it can be changed into another prime (125228568841) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62614282920 + 62614282921.

It is an arithmetic number, because the mean of its divisors is an integer number (62614282921).

Almost surely, 2^125228565841 is an apocalyptic number.

It is an amenable number.

125228565841 is a deficient number, since it is larger than the sum of its proper divisors (1).

125228565841 is an equidigital number, since it uses as much as digits as its factorization.

125228565841 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1536000, while the sum is 49.

The spelling of 125228565841 in words is "one hundred twenty-five billion, two hundred twenty-eight million, five hundred sixty-five thousand, eight hundred forty-one".