1403340213 has 12 divisors (see below), whose sum is σ = 2056686464. Its totient is φ = 850509000.

The previous prime is 1403340199. The next prime is 1403340233. The reversal of 1403340213 is 3120433041.

It is not a de Polignac number, because 1403340213 - 2⁶ = 1403340149 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 1403340213.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1403340233) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1932613 + ... + 1933338.

Almost surely, 2^1403340213 is an apocalyptic number.

It is an amenable number.

1403340213 is a deficient number, since it is larger than the sum of its proper divisors (653346251).

1403340213 is a wasteful number, since it uses less digits than its factorization.

1403340213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3865976 (or 3865965 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 21.

The square root of 1403340213 is about 37461.1827496143. The cubic root of 1403340213 is about 1119.5779162615.

Adding to 1403340213 its reverse (3120433041), we get a palindrome (4523773254).

The spelling of 1403340213 in words is "one billion, four hundred three million, three hundred forty thousand, two hundred thirteen".