1266452732 has 6 divisors (see below), whose sum is σ = 2216292288. Its totient is φ = 633226364.

The previous prime is 1266452729. The next prime is 1266452777. The reversal of 1266452732 is 2372546621.

It is a congruent number.

It is an unprimeable number.

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, 158306588 + ... + 158306595.

It is an arithmetic number, because the mean of its divisors is an integer number (369382048).

Almost surely, 2^1266452732 is an apocalyptic number.

It is an amenable number.

1266452732 is a deficient number, since it is larger than the sum of its proper divisors (949839556).

1266452732 is a wasteful number, since it uses less digits than its factorization.

1266452732 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 316613187 (or 316613185 counting only the distinct ones).

The product of its digits is 120960, while the sum is 38.

The square root of 1266452732 is about 35587.2551905875. The cubic root of 1266452732 is about 1081.9229379210.

The spelling of 1266452732 in words is "one billion, two hundred sixty-six million, four hundred fifty-two thousand, seven hundred thirty-two".