1025253528603 has 16 divisors (see below), whose sum is σ = 1369265540256. Its totient is φ = 682372136960.

The previous prime is 1025253528577. The next prime is 1025253528619. The reversal of 1025253528603 is 3068253525201.

It is a cyclic number.

It is not a de Polignac number, because 1025253528603 - 2¹³ = 1025253520411 is a prime.

It is a super-2 number, since 2×1025253528603² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1025253528203) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29737351 + ... + 29771807.

It is an arithmetic number, because the mean of its divisors is an integer number (85579096266).

Almost surely, 2^{1025253528603} is an apocalyptic number.

1025253528603 is a deficient number, since it is larger than the sum of its proper divisors (344012011653).

1025253528603 is a wasteful number, since it uses less digits than its factorization.

1025253528603 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50574.

The product of its (nonzero) digits is 432000, while the sum is 42.

The spelling of 1025253528603 in words is "one trillion, twenty-five billion, two hundred fifty-three million, five hundred twenty-eight thousand, six hundred three".