6121299 has 4 divisors (see below), whose sum is σ = 8161736. Its totient is φ = 4080864.

The previous prime is 6121261. The next prime is 6121319. The reversal of 6121299 is 9921216.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 6121299 - 2⁹ = 6120787 is a prime.

It is a D-number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6121099) 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, 1020214 + ... + 1020219.

It is an arithmetic number, because the mean of its divisors is an integer number (2040434).

Almost surely, 2^6121299 is an apocalyptic number.

6121299 is a deficient number, since it is larger than the sum of its proper divisors (2040437).

6121299 is a wasteful number, since it uses less digits than its factorization.

6121299 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2040436.

The product of its digits is 1944, while the sum is 30.

The square root of 6121299 is about 2474.1259062546. The cubic root of 6121299 is about 182.9284261294.

The spelling of 6121299 in words is "six million, one hundred twenty-one thousand, two hundred ninety-nine".