2124997 has 4 divisors (see below), whose sum is σ = 2428576. Its totient is φ = 1821420.

The previous prime is 2124973. The next prime is 2125001. The reversal of 2124997 is 7994212.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2124997 - 2⁷ = 2124869 is a prime.

It is a super-2 number, since 2×2124997² = 9031224500018, which contains 22 as substring.

It is a Duffinian number.

2124997 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2124197) 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, 151779 + ... + 151792.

It is an arithmetic number, because the mean of its divisors is an integer number (607144).

2^2124997 is an apocalyptic number.

It is an amenable number.

2124997 is a deficient number, since it is larger than the sum of its proper divisors (303579).

2124997 is an equidigital number, since it uses as much as digits as its factorization.

2124997 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 303578.

The product of its digits is 9072, while the sum is 34.

The square root of 2124997 is about 1457.7369447195. The cubic root of 2124997 is about 128.5640190321.

The spelling of 2124997 in words is "two million, one hundred twenty-four thousand, nine hundred ninety-seven".