1653053 has 4 divisors (see below), whose sum is σ = 1663740. Its totient is φ = 1642368.

The previous prime is 1653031. The next prime is 1653059. The reversal of 1653053 is 3503561.

1653053 is an esthetic number in base 12, because in such base its adjacent digits differ by 1.

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 925444 + 727609 = 962^2 + 853^2 .

It is a cyclic number.

It is not a de Polignac number, because 1653053 - 2¹⁴ = 1636669 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 (1653059) 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, 5108 + ... + 5421.

It is an arithmetic number, because the mean of its divisors is an integer number (415935).

2^1653053 is an apocalyptic number.

It is an amenable number.

1653053 is a deficient number, since it is larger than the sum of its proper divisors (10687).

1653053 is a wasteful number, since it uses less digits than its factorization.

1653053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10686.

The product of its (nonzero) digits is 1350, while the sum is 23.

The square root of 1653053 is about 1285.7110872976. The cubic root of 1653053 is about 118.2394114660.

It can be divided in two parts, 16 and 53053, that multiplied together give a palindrome (848848).

The spelling of 1653053 in words is "one million, six hundred fifty-three thousand, fifty-three".