6309874469 has 2 divisors, whose sum is σ = 6309874470. Its totient is φ = 6309874468.

The previous prime is 6309874399. The next prime is 6309874471. The reversal of 6309874469 is 9644789036.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6038844100 + 271030369 = 77710^2 + 16463^2 .

It is a cyclic number.

It is not a de Polignac number, because 6309874469 - 2²⁴ = 6293097253 is a prime.

It is a super-2 number, since 2×6309874469² = 79629031629076063922, which contains 22 as substring.

Together with 6309874471, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6309894469) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3154937234 + 3154937235.

It is an arithmetic number, because the mean of its divisors is an integer number (3154937235).

Almost surely, 2^6309874469 is an apocalyptic number.

It is an amenable number.

6309874469 is a deficient number, since it is larger than the sum of its proper divisors (1).

6309874469 is an equidigital number, since it uses as much as digits as its factorization.

6309874469 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7838208, while the sum is 56.

The square root of 6309874469 is about 79434.7182848910. The cubic root of 6309874469 is about 1847.8791833844.

The spelling of 6309874469 in words is "six billion, three hundred nine million, eight hundred seventy-four thousand, four hundred sixty-nine".