1267416255 has 32 divisors (see below), whose sum is σ = 2332353024. Its totient is φ = 575692416.

The previous prime is 1267416251. The next prime is 1267416257. The reversal of 1267416255 is 5526147621.

It is not a de Polignac number, because 1267416255 - 2² = 1267416251 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1267416251) 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 in 31 ways as a sum of consecutive naturals, for example, 21957 + ... + 54926.

It is an arithmetic number, because the mean of its divisors is an integer number (72886032).

Almost surely, 2^1267416255 is an apocalyptic number.

1267416255 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1267416255 is a deficient number, since it is larger than the sum of its proper divisors (1064936769).

1267416255 is a wasteful number, since it uses less digits than its factorization.

1267416255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77055.

The product of its digits is 100800, while the sum is 39.

The square root of 1267416255 is about 35600.7900895472. The cubic root of 1267416255 is about 1082.1972456656.

The spelling of 1267416255 in words is "one billion, two hundred sixty-seven million, four hundred sixteen thousand, two hundred fifty-five".