1266427353 has 8 divisors (see below), whose sum is σ = 1688737600. Its totient is φ = 844201008.

The previous prime is 1266427343. The next prime is 1266427411. The reversal of 1266427353 is 3537246621.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1266427353 - 2⁵ = 1266427321 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1266427313) 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 in 7 ways as a sum of consecutive naturals, for example, 37683 + ... + 62871.

It is an arithmetic number, because the mean of its divisors is an integer number (211092200).

Almost surely, 2^1266427353 is an apocalyptic number.

It is an amenable number.

1266427353 is a deficient number, since it is larger than the sum of its proper divisors (422310247).

1266427353 is a wasteful number, since it uses less digits than its factorization.

1266427353 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41951.

The product of its digits is 181440, while the sum is 39.

The square root of 1266427353 is about 35586.8986145182. The cubic root of 1266427353 is about 1081.9157108305.

The spelling of 1266427353 in words is "one billion, two hundred sixty-six million, four hundred twenty-seven thousand, three hundred fifty-three".