125305832567 has 4 divisors (see below), whose sum is σ = 126713763360. Its totient is φ = 123897901776.

The previous prime is 125305832539. The next prime is 125305832647. The reversal of 125305832567 is 765238503521.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 765238503521 = 486511 ⋅1572911.

It is a cyclic number.

It is not a de Polignac number, because 125305832567 - 2⁶ = 125305832503 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 (125305837567) 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, 703965263 + ... + 703965440.

It is an arithmetic number, because the mean of its divisors is an integer number (31678440840).

Almost surely, 2^125305832567 is an apocalyptic number.

125305832567 is a deficient number, since it is larger than the sum of its proper divisors (1407930793).

125305832567 is an equidigital number, since it uses as much as digits as its factorization.

125305832567 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1407930792.

The product of its (nonzero) digits is 1512000, while the sum is 47.

The spelling of 125305832567 in words is "one hundred twenty-five billion, three hundred five million, eight hundred thirty-two thousand, five hundred sixty-seven".