725003061122 has 6 divisors (see below), whose sum is σ = 1087506397929. Its totient is φ = 362500928480.

The previous prime is 725003061103. The next prime is 725003061163. The reversal of 725003061122 is 221160300527.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 641487263041 + 83515798081 = 800929^2 + 288991^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=602081.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 903122 + ... + 1505202.

Almost surely, 2^725003061122 is an apocalyptic number.

725003061122 is a deficient number, since it is larger than the sum of its proper divisors (362503336807).

725003061122 is an frugal number, since it uses more digits than its factorization.

725003061122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1204164 (or 602083 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 29.

Adding to 725003061122 its reverse (221160300527), we get a palindrome (946163361649).

The spelling of 725003061122 in words is "seven hundred twenty-five billion, three million, sixty-one thousand, one hundred twenty-two".