103353403643 has 32 divisors (see below), whose sum is σ = 128903685120. Its totient is φ = 80844272640.

The previous prime is 103353403639. The next prime is 103353403651. The reversal of 103353403643 is 346304353301.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 103353403643 - 2² = 103353403639 is a prime.

It is not an unprimeable number, because it can be changed into a prime (103353403613) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 730298 + ... + 860256.

It is an arithmetic number, because the mean of its divisors is an integer number (4028240160).

Almost surely, 2^103353403643 is an apocalyptic number.

103353403643 is a deficient number, since it is larger than the sum of its proper divisors (25550281477).

103353403643 is a wasteful number, since it uses less digits than its factorization.

103353403643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130187.

The product of its (nonzero) digits is 116640, while the sum is 35.

Adding to 103353403643 its reverse (346304353301), we get a palindrome (449657756944).

The spelling of 103353403643 in words is "one hundred three billion, three hundred fifty-three million, four hundred three thousand, six hundred forty-three".