1025130301521 has 16 divisors (see below), whose sum is σ = 1387436387328. Its totient is φ = 673140885200.

The previous prime is 1025130301511. The next prime is 1025130301529. The reversal of 1025130301521 is 1251030315201.

It is a cyclic number.

It is not a de Polignac number, because 1025130301521 - 2⁶ = 1025130301457 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1025130301491 and 1025130301500.

It is not an unprimeable number, because it can be changed into a prime (1025130301529) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2114451 + ... + 2553656.

It is an arithmetic number, because the mean of its divisors is an integer number (86714774208).

Almost surely, 2^{1025130301521} is an apocalyptic number.

It is an amenable number.

1025130301521 is a deficient number, since it is larger than the sum of its proper divisors (362306085807).

1025130301521 is a wasteful number, since it uses less digits than its factorization.

1025130301521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4669212.

The product of its (nonzero) digits is 900, while the sum is 24.

Adding to 1025130301521 its reverse (1251030315201), we get a palindrome (2276160616722).

The spelling of 1025130301521 in words is "one trillion, twenty-five billion, one hundred thirty million, three hundred one thousand, five hundred twenty-one".