1053245 has 8 divisors (see below), whose sum is σ = 1269816. Its totient is φ = 838656.

The previous prime is 1053233. The next prime is 1053257. The reversal of 1053245 is 5423501.

It is an interprime number because it is at equal distance from previous prime (1053233) and next prime (1053257).

It can be written as a sum of positive squares in 4 ways, for example, as 14884 + 1038361 = 122^2 + 1019^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1053245 - 2⁶ = 1053181 is a prime.

It is a super-2 number, since 2×1053245² = 2218650060050, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1229 + ... + 1901.

It is an arithmetic number, because the mean of its divisors is an integer number (158727).

2^1053245 is an apocalyptic number.

It is an amenable number.

1053245 is a deficient number, since it is larger than the sum of its proper divisors (216571).

1053245 is an equidigital number, since it uses as much as digits as its factorization.

1053245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 991.

The product of its (nonzero) digits is 600, while the sum is 20.

The square root of 1053245 is about 1026.2772529877. The cubic root of 1053245 is about 101.7442329616.

Adding to 1053245 its reverse (5423501), we get a palindrome (6476746).

It can be divided in two parts, 105 and 3245, that multiplied together give a triangular number (340725 = T₈₂₅).

The spelling of 1053245 in words is "one million, fifty-three thousand, two hundred forty-five".