12020499 has 6 divisors (see below), whose sum is σ = 17362956. Its totient is φ = 8013660.

The previous prime is 12020473. The next prime is 12020507. The reversal of 12020499 is 99402021.

It is not a de Polignac number, because 12020499 - 2¹⁹ = 11496211 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12020299) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 667797 + ... + 667814.

It is an arithmetic number, because the mean of its divisors is an integer number (2893826).

Almost surely, 2^12020499 is an apocalyptic number.

12020499 is a deficient number, since it is larger than the sum of its proper divisors (5342457).

12020499 is a wasteful number, since it uses less digits than its factorization.

12020499 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1335617 (or 1335614 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 27.

The square root of 12020499 is about 3467.0591284257. The cubic root of 12020499 is about 229.0731382233.

The spelling of 12020499 in words is "twelve million, twenty thousand, four hundred ninety-nine".