6242019947 has 2 divisors, whose sum is σ = 6242019948. Its totient is φ = 6242019946.

The previous prime is 6242019929. The next prime is 6242019961. The reversal of 6242019947 is 7499102426.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6242019947 - 2¹⁸ = 6241757803 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 6242019898 and 6242019907.

It is not a weakly prime, because it can be changed into another prime (6242019967) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3121009973 + 3121009974.

It is an arithmetic number, because the mean of its divisors is an integer number (3121009974).

Almost surely, 2^6242019947 is an apocalyptic number.

6242019947 is a deficient number, since it is larger than the sum of its proper divisors (1).

6242019947 is an equidigital number, since it uses as much as digits as its factorization.

6242019947 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 217728, while the sum is 44.

The square root of 6242019947 is about 79006.4550970362. The cubic root of 6242019947 is about 1841.2314483150.

The spelling of 6242019947 in words is "six billion, two hundred forty-two million, nineteen thousand, nine hundred forty-seven".