6253863901 has 2 divisors, whose sum is σ = 6253863902. Its totient is φ = 6253863900.

The previous prime is 6253863893. The next prime is 6253863911. The reversal of 6253863901 is 1093683526.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6123219001 + 130644900 = 78251^2 + 11430^2 .

It is a cyclic number.

It is not a de Polignac number, because 6253863901 - 2³ = 6253863893 is a prime.

It is a super-2 number, since 2×6253863901² = 78221627384461875602, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6253863911) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3126931950 + 3126931951.

It is an arithmetic number, because the mean of its divisors is an integer number (3126931951).

Almost surely, 2^6253863901 is an apocalyptic number.

It is an amenable number.

6253863901 is a deficient number, since it is larger than the sum of its proper divisors (1).

6253863901 is an equidigital number, since it uses as much as digits as its factorization.

6253863901 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 233280, while the sum is 43.

The square root of 6253863901 is about 79081.3751840470. The cubic root of 6253863901 is about 1842.3952640023.

The spelling of 6253863901 in words is "six billion, two hundred fifty-three million, eight hundred sixty-three thousand, nine hundred one".