4957408187 has 2 divisors, whose sum is σ = 4957408188. Its totient is φ = 4957408186.

The previous prime is 4957408171. The next prime is 4957408223. The reversal of 4957408187 is 7818047594.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4957408187 - 2⁴ = 4957408171 is a prime.

It is not a weakly prime, because it can be changed into another prime (4957408087) 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, 2478704093 + 2478704094.

It is an arithmetic number, because the mean of its divisors is an integer number (2478704094).

Almost surely, 2^4957408187 is an apocalyptic number.

4957408187 is a deficient number, since it is larger than the sum of its proper divisors (1).

4957408187 is an equidigital number, since it uses as much as digits as its factorization.

4957408187 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2257920, while the sum is 53.

The square root of 4957408187 is about 70408.8644064084. The cubic root of 4957408187 is about 1705.1066959944.

The spelling of 4957408187 in words is "four billion, nine hundred fifty-seven million, four hundred eight thousand, one hundred eighty-seven".