1025613436 has 24 divisors (see below), whose sum is σ = 1822504320. Its totient is φ = 504954672.

The previous prime is 1025613403. The next prime is 1025613437. The reversal of 1025613436 is 6343165201.

It is a junction number, because it is equal to n+sod(n) for n = 1025613398 and 1025613407.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1025613437) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 66795 + ... + 80701.

It is an arithmetic number, because the mean of its divisors is an integer number (75937680).

Almost surely, 2^1025613436 is an apocalyptic number.

It is an amenable number.

1025613436 is a deficient number, since it is larger than the sum of its proper divisors (796890884).

1025613436 is a wasteful number, since it uses less digits than its factorization.

1025613436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14193 (or 14191 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 31.

The square root of 1025613436 is about 32025.2000149882. The cubic root of 1025613436 is about 1008.4659376427.

Adding to 1025613436 its reverse (6343165201), we get a palindrome (7368778637).

The spelling of 1025613436 in words is "one billion, twenty-five million, six hundred thirteen thousand, four hundred thirty-six".