1023263625 has 16 divisors (see below), whose sum is σ = 1702711296. Its totient is φ = 545740400.

The previous prime is 1023263617. The next prime is 1023263641. The reversal of 1023263625 is 5263623201.

It is not a de Polignac number, because 1023263625 - 2³ = 1023263617 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1023263592 and 1023263601.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1363977 + ... + 1364726.

It is an arithmetic number, because the mean of its divisors is an integer number (106419456).

Almost surely, 2^1023263625 is an apocalyptic number.

1023263625 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1023263625 is a deficient number, since it is larger than the sum of its proper divisors (679447671).

1023263625 is an equidigital number, since it uses as much as digits as its factorization.

1023263625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2728721 (or 2728711 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 30.

The square root of 1023263625 is about 31988.4920713684. The cubic root of 1023263625 is about 1007.6951740710.

Adding to 1023263625 its reverse (5263623201), we get a palindrome (6286886826).

The spelling of 1023263625 in words is "one billion, twenty-three million, two hundred sixty-three thousand, six hundred twenty-five".