1426666353 has 16 divisors (see below), whose sum is σ = 2209608576. Its totient is φ = 801872640.

The previous prime is 1426666343. The next prime is 1426666363. The reversal of 1426666353 is 3536666241.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1426666343) and next prime (1426666363).

It is not a de Polignac number, because 1426666353 - 2⁵ = 1426666321 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1426666343) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 555576 + ... + 558137.

It is an arithmetic number, because the mean of its divisors is an integer number (138100536).

Almost surely, 2^1426666353 is an apocalyptic number.

It is an amenable number.

1426666353 is a deficient number, since it is larger than the sum of its proper divisors (782942223).

1426666353 is a wasteful number, since it uses less digits than its factorization.

1426666353 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1113784.

The product of its digits is 466560, while the sum is 42.

The square root of 1426666353 is about 37771.2371123849. The cubic root of 1426666353 is about 1125.7470206942.

The spelling of 1426666353 in words is "one billion, four hundred twenty-six million, six hundred sixty-six thousand, three hundred fifty-three".