1032421253 has 4 divisors (see below), whose sum is σ = 1032606828. Its totient is φ = 1032235680.

The previous prime is 1032421219. The next prime is 1032421267. The reversal of 1032421253 is 3521242301.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 594481924 + 437939329 = 24382^2 + 20927^2 .

It is a cyclic number.

It is not a de Polignac number, because 1032421253 - 2⁶ = 1032421189 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1032421213) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 84176 + ... + 95657.

It is an arithmetic number, because the mean of its divisors is an integer number (258151707).

Almost surely, 2^1032421253 is an apocalyptic number.

It is an amenable number.

1032421253 is a deficient number, since it is larger than the sum of its proper divisors (185575).

1032421253 is an equidigital number, since it uses as much as digits as its factorization.

1032421253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 185574.

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 1032421253 is about 32131.3126560369. The cubic root of 1032421253 is about 1010.6923505016.

Adding to 1032421253 its reverse (3521242301), we get a palindrome (4553663554).

The spelling of 1032421253 in words is "one billion, thirty-two million, four hundred twenty-one thousand, two hundred fifty-three".