125345611 has 2 divisors, whose sum is σ = 125345612. Its totient is φ = 125345610.

The previous prime is 125345567. The next prime is 125345621. The reversal of 125345611 is 116543521.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 125345611 - 2⁷ = 125345483 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 125345611.

It is not a weakly prime, because it can be changed into another prime (125345621) 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, 62672805 + 62672806.

It is an arithmetic number, because the mean of its divisors is an integer number (62672806).

Almost surely, 2^125345611 is an apocalyptic number.

125345611 is a deficient number, since it is larger than the sum of its proper divisors (1).

125345611 is an equidigital number, since it uses as much as digits as its factorization.

125345611 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3600, while the sum is 28.

The square root of 125345611 is about 11195.7854123773. The cubic root of 125345611 is about 500.4603906175.

It can be divided in two parts, 12534 and 5611, that added together give a triangular number (18145 = T₁₉₀).

The spelling of 125345611 in words is "one hundred twenty-five million, three hundred forty-five thousand, six hundred eleven".