1024661525 has 12 divisors (see below), whose sum is σ = 1272692352. Its totient is φ = 818366640.

The previous prime is 1024661489. The next prime is 1024661543. The reversal of 1024661525 is 5251664201.

It is not a de Polignac number, because 1024661525 - 2²⁰ = 1023612949 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1024661491 and 1024661500.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 18587 + ... + 48936.

It is an arithmetic number, because the mean of its divisors is an integer number (106057696).

Almost surely, 2^1024661525 is an apocalyptic number.

It is an amenable number.

1024661525 is a deficient number, since it is larger than the sum of its proper divisors (248030827).

1024661525 is an equidigital number, since it uses as much as digits as its factorization.

1024661525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68140 (or 68135 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 32.

The square root of 1024661525 is about 32010.3346592940. The cubic root of 1024661525 is about 1008.1538424830.

The spelling of 1024661525 in words is "one billion, twenty-four million, six hundred sixty-one thousand, five hundred twenty-five".