5553979 has 2 divisors, whose sum is σ = 5553980. Its totient is φ = 5553978.

The previous prime is 5553967. The next prime is 5554013. The reversal of 5553979 is 9793555.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5553979 - 2¹⁵ = 5521211 is a prime.

It is not a weakly prime, because it can be changed into another prime (5553949) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2776989 + 2776990.

It is an arithmetic number, because the mean of its divisors is an integer number (2776990).

Almost surely, 2^5553979 is an apocalyptic number.

5553979 is a deficient number, since it is larger than the sum of its proper divisors (1).

5553979 is an equidigital number, since it uses as much as digits as its factorization.

5553979 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 212625, while the sum is 43.

The square root of 5553979 is about 2356.6881422878. The cubic root of 5553979 is about 177.0930065427.

The spelling of 5553979 in words is "five million, five hundred fifty-three thousand, nine hundred seventy-nine".