1406612271 has 16 divisors (see below), whose sum is σ = 1907892864. Its totient is φ = 921601824.

The previous prime is 1406612269. The next prime is 1406612303. The reversal of 1406612271 is 1722166041.

It is not a de Polignac number, because 1406612271 - 2¹ = 1406612269 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1406612231) 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, 81145 + ... + 96941.

It is an arithmetic number, because the mean of its divisors is an integer number (119243304).

Almost surely, 2^1406612271 is an apocalyptic number.

1406612271 is a deficient number, since it is larger than the sum of its proper divisors (501280593).

1406612271 is a wasteful number, since it uses less digits than its factorization.

1406612271 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16310.

The product of its (nonzero) digits is 4032, while the sum is 30.

The square root of 1406612271 is about 37504.8299689520. The cubic root of 1406612271 is about 1120.4473847778.

The spelling of 1406612271 in words is "one billion, four hundred six million, six hundred twelve thousand, two hundred seventy-one".