1053979 has 4 divisors (see below), whose sum is σ = 1057680. Its totient is φ = 1050280.

The previous prime is 1053971. The next prime is 1053989. The reversal of 1053979 is 9793501.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9793501 = 1427 ⋅6863.

It is a cyclic number.

It is not a de Polignac number, because 1053979 - 2³ = 1053971 is a prime.

It is a super-2 number, since 2×1053979² = 2221743464882, which contains 22 as substring.

It is a Duffinian number.

1053979 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (1053971) 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, 1384 + ... + 2005.

It is an arithmetic number, because the mean of its divisors is an integer number (264420).

2^1053979 is an apocalyptic number.

1053979 is a deficient number, since it is larger than the sum of its proper divisors (3701).

1053979 is an equidigital number, since it uses as much as digits as its factorization.

1053979 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3700.

The product of its (nonzero) digits is 8505, while the sum is 34.

The square root of 1053979 is about 1026.6347938776. The cubic root of 1053979 is about 101.7678624513.

The spelling of 1053979 in words is "one million, fifty-three thousand, nine hundred seventy-nine".