1406606043 has 8 divisors (see below), whose sum is σ = 1974184000. Its totient is φ = 888382728.

The previous prime is 1406606029. The next prime is 1406606077. The reversal of 1406606043 is 3406066041.

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

It is not a de Polignac number, because 1406606043 - 2⁵ = 1406606011 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1406606043.

It is not an unprimeable number, because it can be changed into a prime (1406606543) 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 7 ways as a sum of consecutive naturals, for example, 12338593 + ... + 12338706.

It is an arithmetic number, because the mean of its divisors is an integer number (246773000).

Almost surely, 2^1406606043 is an apocalyptic number.

1406606043 is a deficient number, since it is larger than the sum of its proper divisors (567577957).

1406606043 is a wasteful number, since it uses less digits than its factorization.

1406606043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24677321.

The product of its (nonzero) digits is 10368, while the sum is 30.

The square root of 1406606043 is about 37504.7469395542. The cubic root of 1406606043 is about 1120.4457311223.

The spelling of 1406606043 in words is "one billion, four hundred six million, six hundred six thousand, forty-three".