1025306036 has 6 divisors (see below), whose sum is σ = 1794285570. Its totient is φ = 512653016.

The previous prime is 1025306033. The next prime is 1025306053. The reversal of 1025306036 is 6306035201.

It can be written as a sum of positive squares in only one way, i.e., 1023616036 + 1690000 = 31994^2 + 1300^2 .

It is a super-3 number, since 3×1025306036³ (a number of 28 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1025305996 and 1025306014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1025306033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 128163251 + ... + 128163258.

It is an arithmetic number, because the mean of its divisors is an integer number (299047595).

Almost surely, 2^1025306036 is an apocalyptic number.

It is an amenable number.

1025306036 is a deficient number, since it is larger than the sum of its proper divisors (768979534).

1025306036 is a wasteful number, since it uses less digits than its factorization.

1025306036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 256326513 (or 256326511 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 26.

The square root of 1025306036 is about 32020.4003098025. The cubic root of 1025306036 is about 1008.3651740752.

The spelling of 1025306036 in words is "one billion, twenty-five million, three hundred six thousand, thirty-six".