12151696 has 20 divisors (see below), whose sum is σ = 24356700. Its totient is φ = 5866112.

The previous prime is 12151687. The next prime is 12151717. The reversal of 12151696 is 69615121.

12151696 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 8294400 + 3857296 = 2880^2 + 1964^2 .

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, 12631 + ... + 13558.

It is an arithmetic number, because the mean of its divisors is an integer number (1217835).

Almost surely, 2^12151696 is an apocalyptic number.

12151696 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

12151696 is an abundant number, since it is smaller than the sum of its proper divisors (12205004).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12151696 is a wasteful number, since it uses less digits than its factorization.

12151696 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26226 (or 26220 counting only the distinct ones).

The product of its digits is 3240, while the sum is 31.

The square root of 12151696 is about 3485.9282838291. The cubic root of 12151696 is about 229.9035260171.

The spelling of 12151696 in words is "twelve million, one hundred fifty-one thousand, six hundred ninety-six".