1053253453 has 4 divisors (see below), whose sum is σ = 1203718240. Its totient is φ = 902788668.

The previous prime is 1053253403. The next prime is 1053253459. The reversal of 1053253453 is 3543523501.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1053253453 - 2¹³ = 1053245261 is a prime.

It is a super-2 number, since 2×1053253453² = 2218685672512846418, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1053253459) 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, 75232383 + ... + 75232396.

It is an arithmetic number, because the mean of its divisors is an integer number (300929560).

Almost surely, 2^1053253453 is an apocalyptic number.

It is an amenable number.

1053253453 is a deficient number, since it is larger than the sum of its proper divisors (150464787).

1053253453 is an equidigital number, since it uses as much as digits as its factorization.

1053253453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150464786.

The product of its (nonzero) digits is 27000, while the sum is 31.

The square root of 1053253453 is about 32453.8665338970. The cubic root of 1053253453 is about 1017.4450514952.

Adding to 1053253453 its reverse (3543523501), we get a palindrome (4596776954).

The spelling of 1053253453 in words is "one billion, fifty-three million, two hundred fifty-three thousand, four hundred fifty-three".