1403040109 has 2 divisors, whose sum is σ = 1403040110. Its totient is φ = 1403040108.

The previous prime is 1403040101. The next prime is 1403040151. The reversal of 1403040109 is 9010403041.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 876337609 + 526702500 = 29603^2 + 22950^2 .

It is a cyclic number.

It is not a de Polignac number, because 1403040109 - 2³ = 1403040101 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1403040109.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1403040101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 701520054 + 701520055.

It is an arithmetic number, because the mean of its divisors is an integer number (701520055).

Almost surely, 2^1403040109 is an apocalyptic number.

It is an amenable number.

1403040109 is a deficient number, since it is larger than the sum of its proper divisors (1).

1403040109 is an equidigital number, since it uses as much as digits as its factorization.

1403040109 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 22.

The square root of 1403040109 is about 37457.1770025452. The cubic root of 1403040109 is about 1119.4981034072.

The spelling of 1403040109 in words is "one billion, four hundred three million, forty thousand, one hundred nine".