12099037 has 4 divisors (see below), whose sum is σ = 12426076. Its totient is φ = 11772000.

The previous prime is 12099013. The next prime is 12099041. The reversal of 12099037 is 73099021.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 73099021 = 1187 ⋅61583.

It can be written as a sum of positive squares in 2 ways, for example, as 9821956 + 2277081 = 3134^2 + 1509^2 .

It is a cyclic number.

It is not a de Polignac number, because 12099037 - 2¹⁵ = 12066269 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12099047) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 163464 + ... + 163537.

It is an arithmetic number, because the mean of its divisors is an integer number (3106519).

Almost surely, 2^12099037 is an apocalyptic number.

It is an amenable number.

12099037 is a deficient number, since it is larger than the sum of its proper divisors (327039).

12099037 is an equidigital number, since it uses as much as digits as its factorization.

12099037 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 327038.

The product of its (nonzero) digits is 3402, while the sum is 31.

The square root of 12099037 is about 3478.3670019134. The cubic root of 12099037 is about 229.5709518727.

The spelling of 12099037 in words is "twelve million, ninety-nine thousand, thirty-seven".