4479429961 has 2 divisors, whose sum is σ = 4479429962. Its totient is φ = 4479429960.

The previous prime is 4479429959. The next prime is 4479430069. The reversal of 4479429961 is 1699249744.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4441422736 + 38007225 = 66644^2 + 6165^2 .

It is a cyclic number.

It is not a de Polignac number, because 4479429961 - 2¹ = 4479429959 is a prime.

Together with 4479429959, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (4479423961) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2239714980 + 2239714981.

It is an arithmetic number, because the mean of its divisors is an integer number (2239714981).

Almost surely, 2^4479429961 is an apocalyptic number.

It is an amenable number.

4479429961 is a deficient number, since it is larger than the sum of its proper divisors (1).

4479429961 is an equidigital number, since it uses as much as digits as its factorization.

4479429961 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3919104, while the sum is 55.

The square root of 4479429961 is about 66928.5436940025. The cubic root of 4479429961 is about 1648.4441975127. Note that the first 3 decimals are identical.

The spelling of 4479429961 in words is "four billion, four hundred seventy-nine million, four hundred twenty-nine thousand, nine hundred sixty-one".