126477287 has 2 divisors, whose sum is σ = 126477288. Its totient is φ = 126477286.

The previous prime is 126477269. The next prime is 126477301. The reversal of 126477287 is 782774621.

It is a strong prime.

It is an emirp because it is prime and its reverse (782774621) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 126477287 - 2⁶ = 126477223 is a prime.

It is a super-3 number, since 3×126477287³ (a number of 25 digits) contains 333 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (126470287) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63238643 + 63238644.

It is an arithmetic number, because the mean of its divisors is an integer number (63238644).

Almost surely, 2^126477287 is an apocalyptic number.

126477287 is a deficient number, since it is larger than the sum of its proper divisors (1).

126477287 is an equidigital number, since it uses as much as digits as its factorization.

126477287 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 263424, while the sum is 44.

The square root of 126477287 is about 11246.2121178644. The cubic root of 126477287 is about 501.9620069869.

The spelling of 126477287 in words is "one hundred twenty-six million, four hundred seventy-seven thousand, two hundred eighty-seven".