6250249939 has 2 divisors, whose sum is σ = 6250249940. Its totient is φ = 6250249938.

The previous prime is 6250249921. The next prime is 6250249981. The reversal of 6250249939 is 9399420526.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6250249939 - 2¹¹ = 6250247891 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 6250249892 and 6250249901.

It is not a weakly prime, because it can be changed into another prime (6250249639) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3125124969 + 3125124970.

It is an arithmetic number, because the mean of its divisors is an integer number (3125124970).

Almost surely, 2^6250249939 is an apocalyptic number.

6250249939 is a deficient number, since it is larger than the sum of its proper divisors (1).

6250249939 is an equidigital number, since it uses as much as digits as its factorization.

6250249939 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1049760, while the sum is 49.

The square root of 6250249939 is about 79058.5222414383. The cubic root of 6250249939 is about 1842.0403032102.

The spelling of 6250249939 in words is "six billion, two hundred fifty million, two hundred forty-nine thousand, nine hundred thirty-nine".