1406266345 has 16 divisors (see below), whose sum is σ = 1920972672. Its totient is φ = 978271360.

The previous prime is 1406266343. The next prime is 1406266349. The reversal of 1406266345 is 5436626041.

It is not a de Polignac number, because 1406266345 - 2¹ = 1406266343 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1406266343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 554572 + ... + 557101.

It is an arithmetic number, because the mean of its divisors is an integer number (120060792).

Almost surely, 2^1406266345 is an apocalyptic number.

It is an amenable number.

1406266345 is a deficient number, since it is larger than the sum of its proper divisors (514706327).

1406266345 is a wasteful number, since it uses less digits than its factorization.

1406266345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1111712.

The product of its (nonzero) digits is 103680, while the sum is 37.

The square root of 1406266345 is about 37500.2179327001. The cubic root of 1406266345 is about 1120.3555272779.

The spelling of 1406266345 in words is "one billion, four hundred six million, two hundred sixty-six thousand, three hundred forty-five".