1055979 has 6 divisors (see below), whose sum is σ = 1525316. Its totient is φ = 703980.

The previous prime is 1055969. The next prime is 1055981. The reversal of 1055979 is 9795501.

It is a happy number.

It is not a de Polignac number, because 1055979 - 2⁵ = 1055947 is a prime.

It is a super-2 number, since 2×1055979² = 2230183296882, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1055939) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 58657 + ... + 58674.

2^1055979 is an apocalyptic number.

1055979 is a deficient number, since it is larger than the sum of its proper divisors (469337).

1055979 is a wasteful number, since it uses less digits than its factorization.

1055979 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117337 (or 117334 counting only the distinct ones).

The product of its (nonzero) digits is 14175, while the sum is 36.

The square root of 1055979 is about 1027.6083884438. The cubic root of 1055979 is about 101.8321923602.

It can be divided in two parts, 105 and 5979, that added together give a square (6084 = 78²).

The spelling of 1055979 in words is "one million, fifty-five thousand, nine hundred seventy-nine".