6157908349 has 2 divisors, whose sum is σ = 6157908350. Its totient is φ = 6157908348.

The previous prime is 6157908331. The next prime is 6157908359. The reversal of 6157908349 is 9438097516.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5652333124 + 505575225 = 75182^2 + 22485^2 .

It is a cyclic number.

It is not a de Polignac number, because 6157908349 - 2¹⁷ = 6157777277 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 6157908296 and 6157908305.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6157908319) 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, 3078954174 + 3078954175.

It is an arithmetic number, because the mean of its divisors is an integer number (3078954175).

Almost surely, 2^6157908349 is an apocalyptic number.

It is an amenable number.

6157908349 is a deficient number, since it is larger than the sum of its proper divisors (1).

6157908349 is an equidigital number, since it uses as much as digits as its factorization.

6157908349 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1632960, while the sum is 52.

The square root of 6157908349 is about 78472.3412993393. The cubic root of 6157908349 is about 1832.9237851864.

The spelling of 6157908349 in words is "six billion, one hundred fifty-seven million, nine hundred eight thousand, three hundred forty-nine".