1271482634 has 16 divisors (see below), whose sum is σ = 1952944128. Its totient is φ = 620572752.

The previous prime is 1271482621. The next prime is 1271482657. The reversal of 1271482634 is 4362841721.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18344 + ... + 53660.

It is an arithmetic number, because the mean of its divisors is an integer number (122059008).

Almost surely, 2^1271482634 is an apocalyptic number.

1271482634 is a deficient number, since it is larger than the sum of its proper divisors (681461494).

1271482634 is a wasteful number, since it uses less digits than its factorization.

1271482634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35749.

The product of its digits is 64512, while the sum is 38.

The square root of 1271482634 is about 35657.8551514249. The cubic root of 1271482634 is about 1083.3533841706.

The spelling of 1271482634 in words is "one billion, two hundred seventy-one million, four hundred eighty-two thousand, six hundred thirty-four".