1053778 has 16 divisors (see below), whose sum is σ = 1815840. Its totient is φ = 453600.

The previous prime is 1053769. The next prime is 1053809. The reversal of 1053778 is 8773501.

It is a super-2 number, since 2×1053778² = 2220896146568, which contains 22 as substring.

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, 843 + ... + 1678.

It is an arithmetic number, because the mean of its divisors is an integer number (113490).

2^1053778 is an apocalyptic number.

1053778 is a deficient number, since it is larger than the sum of its proper divisors (762062).

1053778 is a wasteful number, since it uses less digits than its factorization.

1053778 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2553.

The product of its (nonzero) digits is 5880, while the sum is 31.

The square root of 1053778 is about 1026.5368965605. The cubic root of 1053778 is about 101.7613927965.

It can be divided in two parts, 105 and 3778, that added together give a palindrome (3883).

The spelling of 1053778 in words is "one million, fifty-three thousand, seven hundred seventy-eight".