1406211103 has 4 divisors (see below), whose sum is σ = 1534048488. Its totient is φ = 1278373720.

The previous prime is 1406211097. The next prime is 1406211127. The reversal of 1406211103 is 3011126041.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1406211103 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1406211193) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 63918676 + ... + 63918697.

It is an arithmetic number, because the mean of its divisors is an integer number (383512122).

Almost surely, 2^1406211103 is an apocalyptic number.

1406211103 is a deficient number, since it is larger than the sum of its proper divisors (127837385).

1406211103 is a wasteful number, since it uses less digits than its factorization.

1406211103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127837384.

The product of its (nonzero) digits is 144, while the sum is 19.

The square root of 1406211103 is about 37499.4813697470. The cubic root of 1406211103 is about 1120.3408568729.

Adding to 1406211103 its reverse (3011126041), we get a palindrome (4417337144).

The spelling of 1406211103 in words is "one billion, four hundred six million, two hundred eleven thousand, one hundred three".