6245493887 has 2 divisors, whose sum is σ = 6245493888. Its totient is φ = 6245493886.

The previous prime is 6245493829. The next prime is 6245493901. The reversal of 6245493887 is 7883945426.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6245493887 - 2⁶ = 6245493823 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6245493827) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3122746943 + 3122746944.

It is an arithmetic number, because the mean of its divisors is an integer number (3122746944).

Almost surely, 2^6245493887 is an apocalyptic number.

6245493887 is a deficient number, since it is larger than the sum of its proper divisors (1).

6245493887 is an equidigital number, since it uses as much as digits as its factorization.

6245493887 is an evil number, because the sum of its binary digits is even.

The product of its digits is 11612160, while the sum is 56.

The square root of 6245493887 is about 79028.4372045911. The cubic root of 6245493887 is about 1841.5729585629.

The spelling of 6245493887 in words is "six billion, two hundred forty-five million, four hundred ninety-three thousand, eight hundred eighty-seven".