1053611 has 4 divisors (see below), whose sum is σ = 1134672. Its totient is φ = 972552.

The previous prime is 1053593. The next prime is 1053617. The reversal of 1053611 is 1163501.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1163501 = 23 ⋅50587.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1053611 is a prime.

It is a super-2 number, since 2×1053611² = 2220192278642, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1053611.

It is not an unprimeable number, because it can be changed into a prime (1053617) 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, 40511 + ... + 40536.

It is an arithmetic number, because the mean of its divisors is an integer number (283668).

2^1053611 is an apocalyptic number.

1053611 is a deficient number, since it is larger than the sum of its proper divisors (81061).

1053611 is an equidigital number, since it uses as much as digits as its factorization.

1053611 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81060.

The product of its (nonzero) digits is 90, while the sum is 17.

The square root of 1053611 is about 1026.4555518872. The cubic root of 1053611 is about 101.7560168855.

The spelling of 1053611 in words is "one million, fifty-three thousand, six hundred eleven".