1054779 has 8 divisors (see below), whose sum is σ = 1534272. Its totient is φ = 639240.

The previous prime is 1054769. The next prime is 1054813. The reversal of 1054779 is 9774501.

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

It is not a de Polignac number, because 1054779 - 2⁸ = 1054523 is a prime.

It is a super-2 number, since 2×1054779² = 2225117477682, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (33), and also a Moran number because the ratio is a prime number: 31963 = 1054779 / (1 + 0 + 5 + 4 + 7 + 7 + 9).

It is not an unprimeable number, because it can be changed into a prime (1054769) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15949 + ... + 16014.

It is an arithmetic number, because the mean of its divisors is an integer number (191784).

2^1054779 is an apocalyptic number.

1054779 is a deficient number, since it is larger than the sum of its proper divisors (479493).

1054779 is a wasteful number, since it uses less digits than its factorization.

1054779 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31977.

The product of its (nonzero) digits is 8820, while the sum is 33.

The square root of 1054779 is about 1027.0243424574. The cubic root of 1054779 is about 101.7936041723.

It can be divided in two parts, 105 and 4779, that added together give a palindrome (4884).

The spelling of 1054779 in words is "one million, fifty-four thousand, seven hundred seventy-nine".