4077615161 has 4 divisors (see below), whose sum is σ = 4077975924. Its totient is φ = 4077254400.

The previous prime is 4077615133. The next prime is 4077615169. The reversal of 4077615161 is 1615167704.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1489960000 + 2587655161 = 38600^2 + 50869^2 .

It is a cyclic number.

It is not a de Polignac number, because 4077615161 - 2⁶ = 4077615097 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4077615169) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 162860 + ... + 186221.

It is an arithmetic number, because the mean of its divisors is an integer number (1019493981).

Almost surely, 2^4077615161 is an apocalyptic number.

It is an amenable number.

4077615161 is a deficient number, since it is larger than the sum of its proper divisors (360763).

4077615161 is a wasteful number, since it uses less digits than its factorization.

4077615161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 360762.

The product of its (nonzero) digits is 35280, while the sum is 38.

The square root of 4077615161 is about 63856.2069105267. The cubic root of 4077615161 is about 1597.6025501960.

The spelling of 4077615161 in words is "four billion, seventy-seven million, six hundred fifteen thousand, one hundred sixty-one".