125773111 has 2 divisors, whose sum is σ = 125773112. Its totient is φ = 125773110.

The previous prime is 125773069. The next prime is 125773121. The reversal of 125773111 is 111377521.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 125773111 - 2⁹ = 125772599 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 125773111.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (125773121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62886555 + 62886556.

It is an arithmetic number, because the mean of its divisors is an integer number (62886556).

Almost surely, 2^125773111 is an apocalyptic number.

125773111 is a deficient number, since it is larger than the sum of its proper divisors (1).

125773111 is an equidigital number, since it uses as much as digits as its factorization.

125773111 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1470, while the sum is 28.

The square root of 125773111 is about 11214.8611672191. The cubic root of 125773111 is about 501.0286967811.

The spelling of 125773111 in words is "one hundred twenty-five million, seven hundred seventy-three thousand, one hundred eleven".