6146003021 has 2 divisors, whose sum is σ = 6146003022. Its totient is φ = 6146003020.

The previous prime is 6146002999. The next prime is 6146003027. The reversal of 6146003021 is 1203006416.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4552875625 + 1593127396 = 67475^2 + 39914^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6146003021 is a prime.

It is a super-2 number, since 2×6146003021² = 75546706268282252882, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6146003027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3073001510 + 3073001511.

It is an arithmetic number, because the mean of its divisors is an integer number (3073001511).

Almost surely, 2^6146003021 is an apocalyptic number.

It is an amenable number.

6146003021 is a deficient number, since it is larger than the sum of its proper divisors (1).

6146003021 is an equidigital number, since it uses as much as digits as its factorization.

6146003021 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 6146003021 is about 78396.4477575355. The cubic root of 6146003021 is about 1831.7418017609.

Adding to 6146003021 its reverse (1203006416), we get a palindrome (7349009437).

The spelling of 6146003021 in words is "six billion, one hundred forty-six million, three thousand, twenty-one".