1270667056 has 10 divisors (see below), whose sum is σ = 2461917452. Its totient is φ = 635333520.

The previous prime is 1270667053. The next prime is 1270667063. The reversal of 1270667056 is 6507660721.

It is a happy number.

It is a super-2 number, since 2×1270667056² = 3229189534407414272, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1270667053) 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, 39708330 + ... + 39708361.

Almost surely, 2^1270667056 is an apocalyptic number.

1270667056 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1270667056 is a deficient number, since it is larger than the sum of its proper divisors (1191250396).

1270667056 is an equidigital number, since it uses as much as digits as its factorization.

1270667056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79416699 (or 79416693 counting only the distinct ones).

The product of its (nonzero) digits is 105840, while the sum is 40.

The square root of 1270667056 is about 35646.4171551644. The cubic root of 1270667056 is about 1083.1216997453.

The spelling of 1270667056 in words is "one billion, two hundred seventy million, six hundred sixty-seven thousand, fifty-six".