11361430409 has 16 divisors (see below), whose sum is σ = 13207458432. Its totient is φ = 9572059008.

The previous prime is 11361430397. The next prime is 11361430417. The reversal of 11361430409 is 90403416311.

It is not a de Polignac number, because 11361430409 - 2⁴ = 11361430393 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11361420409) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 111782 + ... + 187664.

It is an arithmetic number, because the mean of its divisors is an integer number (825466152).

Almost surely, 2^11361430409 is an apocalyptic number.

It is an amenable number.

11361430409 is a deficient number, since it is larger than the sum of its proper divisors (1846028023).

11361430409 is an equidigital number, since it uses as much as digits as its factorization.

11361430409 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76256.

The product of its (nonzero) digits is 7776, while the sum is 32.

The spelling of 11361430409 in words is "eleven billion, three hundred sixty-one million, four hundred thirty thousand, four hundred nine".