10725611251 has 4 divisors (see below), whose sum is σ = 10770116104. Its totient is φ = 10681106400.

The previous prime is 10725611231. The next prime is 10725611257. The reversal of 10725611251 is 15211652701.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 15211652701 = 7 ⋅2173093243.

It is a cyclic number.

It is not a de Polignac number, because 10725611251 - 2¹¹ = 10725609203 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10725611257) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22252065 + ... + 22252546.

It is an arithmetic number, because the mean of its divisors is an integer number (2692529026).

Almost surely, 2^10725611251 is an apocalyptic number.

10725611251 is a deficient number, since it is larger than the sum of its proper divisors (44504853).

10725611251 is an equidigital number, since it uses as much as digits as its factorization.

10725611251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44504852.

The product of its (nonzero) digits is 4200, while the sum is 31.

The spelling of 10725611251 in words is "ten billion, seven hundred twenty-five million, six hundred eleven thousand, two hundred fifty-one".