12061516 has 12 divisors (see below), whose sum is σ = 21557088. Its totient is φ = 5902352.

The previous prime is 12061501. The next prime is 12061531. The reversal of 12061516 is 61516021.

It is an interprime number because it is at equal distance from previous prime (12061501) and next prime (12061531).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31891 + ... + 32266.

It is an arithmetic number, because the mean of its divisors is an integer number (1796424).

Almost surely, 2^12061516 is an apocalyptic number.

It is an amenable number.

12061516 is a deficient number, since it is larger than the sum of its proper divisors (9495572).

12061516 is a wasteful number, since it uses less digits than its factorization.

12061516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64208 (or 64206 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 22.

The square root of 12061516 is about 3472.9693347336. The cubic root of 12061516 is about 229.3333943648. Note that the first 4 decimals are identical.

Adding to 12061516 its reverse (61516021), we get a palindrome (73577537).

The spelling of 12061516 in words is "twelve million, sixty-one thousand, five hundred sixteen".