3161066 has 4 divisors (see below), whose sum is σ = 4741602. Its totient is φ = 1580532.

The previous prime is 3161057. The next prime is 3161071. The reversal of 3161066 is 6601613.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6601613 = 181 ⋅36473.

It can be written as a sum of positive squares in only one way, i.e., 1635841 + 1525225 = 1279^2 + 1235^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 790265 + ... + 790268.

Almost surely, 2^3161066 is an apocalyptic number.

3161066 is a deficient number, since it is larger than the sum of its proper divisors (1580536).

3161066 is a wasteful number, since it uses less digits than its factorization.

3161066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1580535.

The product of its (nonzero) digits is 648, while the sum is 23.

The square root of 3161066 is about 1777.9386941062. The cubic root of 3161066 is about 146.7611776063.

Adding to 3161066 its reverse (6601613), we get a palindrome (9762679).

The spelling of 3161066 in words is "three million, one hundred sixty-one thousand, sixty-six".