1040402103 has 8 divisors (see below), whose sum is σ = 1493910768. Its totient is φ = 640247424.

The previous prime is 1040402089. The next prime is 1040402107. The reversal of 1040402103 is 3012040401.

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

It is not a de Polignac number, because 1040402103 - 2⁶ = 1040402039 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1040402107) 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, 13338450 + ... + 13338527.

It is an arithmetic number, because the mean of its divisors is an integer number (186738846).

Almost surely, 2^1040402103 is an apocalyptic number.

1040402103 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1040402103 is a deficient number, since it is larger than the sum of its proper divisors (453508665).

1040402103 is a wasteful number, since it uses less digits than its factorization.

1040402103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26676993.

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 1040402103 is about 32255.2647330633. The cubic root of 1040402103 is about 1013.2899621350.

Adding to 1040402103 its reverse (3012040401), we get a palindrome (4052442504).

The spelling of 1040402103 in words is "one billion, forty million, four hundred two thousand, one hundred three".