4123161604 has 6 divisors (see below), whose sum is σ = 7215532814. Its totient is φ = 2061580800.

The previous prime is 4123161583. The next prime is 4123161611. The reversal of 4123161604 is 4061613214.

It can be written as a sum of positive squares in only one way, i.e., 2376757504 + 1746404100 = 48752^2 + 41790^2 .

It is a super-2 number, since 2×4123161604² = 34000923225399705632, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 515395197 + ... + 515395204.

Almost surely, 2^4123161604 is an apocalyptic number.

It is an amenable number.

4123161604 is a deficient number, since it is larger than the sum of its proper divisors (3092371210).

4123161604 is a wasteful number, since it uses less digits than its factorization.

4123161604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1030790405 (or 1030790403 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 28.

The square root of 4123161604 is about 64211.8494049190. The cubic root of 4123161604 is about 1603.5288783515.

Adding to 4123161604 its reverse (4061613214), we get a palindrome (8184774818).

The spelling of 4123161604 in words is "four billion, one hundred twenty-three million, one hundred sixty-one thousand, six hundred four".