1040340210403 has 8 divisors (see below), whose sum is σ = 1169077962528. Its totient is φ = 918561255744.

The previous prime is 1040340210401. The next prime is 1040340210421. The reversal of 1040340210403 is 3040120430401.

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

It is a cyclic number.

It is not a de Polignac number, because 1040340210403 - 2¹ = 1040340210401 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1040340210401) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1739699050 + ... + 1739699647.

It is an arithmetic number, because the mean of its divisors is an integer number (146134745316).

Almost surely, 2^{1040340210403} is an apocalyptic number.

1040340210403 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1040340210403 is a deficient number, since it is larger than the sum of its proper divisors (128737752125).

1040340210403 is a wasteful number, since it uses less digits than its factorization.

1040340210403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3479398733.

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 1040340210403 its reverse (3040120430401), we get a palindrome (4080460640804).

The spelling of 1040340210403 in words is "one trillion, forty billion, three hundred forty million, two hundred ten thousand, four hundred three".