1051725008725 has 6 divisors (see below), whose sum is σ = 1304139010850. Its totient is φ = 841380006960.

The previous prime is 1051725008699. The next prime is 1051725008731. The reversal of 1051725008725 is 5278005271501.

It can be written as a sum of positive squares in 3 ways, for example, as 12903369649 + 1038821639076 = 113593^2 + 1019226^2 .

It is not a de Polignac number, because 1051725008725 - 2¹³ = 1051725000533 is a prime.

It is a super-2 number, since 2×1051725008725² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 21034500150 + ... + 21034500199.

Almost surely, 2^{1051725008725} is an apocalyptic number.

It is an amenable number.

1051725008725 is a deficient number, since it is larger than the sum of its proper divisors (252414002125).

1051725008725 is an equidigital number, since it uses as much as digits as its factorization.

1051725008725 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42069000359 (or 42069000354 counting only the distinct ones).

The product of its (nonzero) digits is 196000, while the sum is 43.

The spelling of 1051725008725 in words is "one trillion, fifty-one billion, seven hundred twenty-five million, eight thousand, seven hundred twenty-five".