11380243507 has 2 divisors, whose sum is σ = 11380243508. Its totient is φ = 11380243506.

The previous prime is 11380243493. The next prime is 11380243517. The reversal of 11380243507 is 70534208311.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11380243507 is a prime.

It is not a weakly prime, because it can be changed into another prime (11380243517) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5690121753 + 5690121754.

It is an arithmetic number, because the mean of its divisors is an integer number (5690121754).

Almost surely, 2^11380243507 is an apocalyptic number.

11380243507 is a deficient number, since it is larger than the sum of its proper divisors (1).

11380243507 is an equidigital number, since it uses as much as digits as its factorization.

11380243507 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20160, while the sum is 34.

The spelling of 11380243507 in words is "eleven billion, three hundred eighty million, two hundred forty-three thousand, five hundred seven".