11303351409 has 48 divisors (see below), whose sum is σ = 18240700416. Its totient is φ = 6201165600.

The previous prime is 11303351399. The next prime is 11303351429. The reversal of 11303351409 is 90415330311.

It is not a de Polignac number, because 11303351409 - 2¹⁷ = 11303220337 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11303351429) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 568974 + ... + 588504.

It is an arithmetic number, because the mean of its divisors is an integer number (380014592).

Almost surely, 2^11303351409 is an apocalyptic number.

It is an amenable number.

11303351409 is a deficient number, since it is larger than the sum of its proper divisors (6937349007).

11303351409 is a wasteful number, since it uses less digits than its factorization.

11303351409 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19706 (or 19699 counting only the distinct ones).

The product of its (nonzero) digits is 4860, while the sum is 30.

The spelling of 11303351409 in words is "eleven billion, three hundred three million, three hundred fifty-one thousand, four hundred nine".