4046605961 has 4 divisors (see below), whose sum is σ = 4046735124. Its totient is φ = 4046476800.

The previous prime is 4046605957. The next prime is 4046605967. The reversal of 4046605961 is 1695066404.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 935197561 + 3111408400 = 30581^2 + 55780^2 .

It is a cyclic number.

It is not a de Polignac number, because 4046605961 - 2² = 4046605957 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4046605967) 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, 15581 + ... + 91301.

It is an arithmetic number, because the mean of its divisors is an integer number (1011683781).

Almost surely, 2^4046605961 is an apocalyptic number.

It is an amenable number.

4046605961 is a deficient number, since it is larger than the sum of its proper divisors (129163).

4046605961 is an equidigital number, since it uses as much as digits as its factorization.

4046605961 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129162.

The product of its (nonzero) digits is 155520, while the sum is 41.

The square root of 4046605961 is about 63612.9386288670. The cubic root of 4046605961 is about 1593.5424571553.

The spelling of 4046605961 in words is "four billion, forty-six million, six hundred five thousand, nine hundred sixty-one".