125061551711 has 4 divisors (see below), whose sum is σ = 125391529800. Its totient is φ = 124731573624.

The previous prime is 125061551633. The next prime is 125061551717. The reversal of 125061551711 is 117155160521.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 125061551711 - 2¹⁸ = 125061289567 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125061551717) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 164988476 + ... + 164989233.

It is an arithmetic number, because the mean of its divisors is an integer number (31347882450).

Almost surely, 2^125061551711 is an apocalyptic number.

125061551711 is a deficient number, since it is larger than the sum of its proper divisors (329978089).

125061551711 is an equidigital number, since it uses as much as digits as its factorization.

125061551711 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 329978088.

The product of its (nonzero) digits is 10500, while the sum is 35.

The spelling of 125061551711 in words is "one hundred twenty-five billion, sixty-one million, five hundred fifty-one thousand, seven hundred eleven".