1053789 has 12 divisors (see below), whose sum is σ = 1544928. Its totient is φ = 638440.

The previous prime is 1053769. The next prime is 1053809. The reversal of 1053789 is 9873501.

It is an interprime number because it is at equal distance from previous prime (1053769) and next prime (1053809).

It is not a de Polignac number, because 1053789 - 2⁵ = 1053757 is a prime.

It is a super-2 number, since 2×1053789² = 2220942513042, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1053739) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1089 + ... + 1814.

It is an arithmetic number, because the mean of its divisors is an integer number (128744).

2^1053789 is an apocalyptic number.

It is an amenable number.

1053789 is a deficient number, since it is larger than the sum of its proper divisors (491139).

1053789 is a wasteful number, since it uses less digits than its factorization.

1053789 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2928 (or 2917 counting only the distinct ones).

The product of its (nonzero) digits is 7560, while the sum is 33.

The square root of 1053789 is about 1026.5422543666. The cubic root of 1053789 is about 101.7617468785.

The spelling of 1053789 in words is "one million, fifty-three thousand, seven hundred eighty-nine".