4548997979 has 2 divisors, whose sum is σ = 4548997980. Its totient is φ = 4548997978.

The previous prime is 4548997963. The next prime is 4548997991. The reversal of 4548997979 is 9797998454.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4548997979 - 2⁴ = 4548997963 is a prime.

It is a super-2 number, since 2×4548997979² = 41386765225892168882, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (4548997909) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2274498989 + 2274498990.

It is an arithmetic number, because the mean of its divisors is an integer number (2274498990).

Almost surely, 2^4548997979 is an apocalyptic number.

4548997979 is a deficient number, since it is larger than the sum of its proper divisors (1).

4548997979 is an equidigital number, since it uses as much as digits as its factorization.

4548997979 is an evil number, because the sum of its binary digits is even.

The product of its digits is 205752960, while the sum is 71.

The square root of 4548997979 is about 67446.2599333721. The cubic root of 4548997979 is about 1656.9341460425.

The spelling of 4548997979 in words is "four billion, five hundred forty-eight million, nine hundred ninety-seven thousand, nine hundred seventy-nine".