1043253505 has 16 divisors (see below), whose sum is σ = 1433255040. Its totient is φ = 714120192.

The previous prime is 1043253503. The next prime is 1043253521. The reversal of 1043253505 is 5053523401.

It is a cyclic number.

It is not a de Polignac number, because 1043253505 - 2¹ = 1043253503 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1043253503) 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, 5635 + ... + 46024.

It is an arithmetic number, because the mean of its divisors is an integer number (89578440).

Almost surely, 2^1043253505 is an apocalyptic number.

It is an amenable number.

1043253505 is a deficient number, since it is larger than the sum of its proper divisors (390001535).

1043253505 is an equidigital number, since it uses as much as digits as its factorization.

1043253505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52248.

The product of its (nonzero) digits is 9000, while the sum is 28.

The square root of 1043253505 is about 32299.4350569789. The cubic root of 1043253505 is about 1014.2148165698.

Adding to 1043253505 its reverse (5053523401), we get a palindrome (6096776906).

The spelling of 1043253505 in words is "one billion, forty-three million, two hundred fifty-three thousand, five hundred five".