125148973 has 2 divisors, whose sum is σ = 125148974. Its totient is φ = 125148972.

The previous prime is 125148941. The next prime is 125148997. The reversal of 125148973 is 379841521.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 125148969 + 4 = 11187^2 + 2^2 .

It is a cyclic number.

It is not a de Polignac number, because 125148973 - 2⁵ = 125148941 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (125148923) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62574486 + 62574487.

It is an arithmetic number, because the mean of its divisors is an integer number (62574487).

Almost surely, 2^125148973 is an apocalyptic number.

It is an amenable number.

125148973 is a deficient number, since it is larger than the sum of its proper divisors (1).

125148973 is an equidigital number, since it uses as much as digits as its factorization.

125148973 is an evil number, because the sum of its binary digits is even.

The product of its digits is 60480, while the sum is 40.

The square root of 125148973 is about 11187.0001787789. Note that the first 3 decimals coincide. The cubic root of 125148973 is about 500.1985518106.

The spelling of 125148973 in words is "one hundred twenty-five million, one hundred forty-eight thousand, nine hundred seventy-three".