11401378907 has 2 divisors, whose sum is σ = 11401378908. Its totient is φ = 11401378906.

The previous prime is 11401378903. The next prime is 11401378931. The reversal of 11401378907 is 70987310411.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11401378907 - 2² = 11401378903 is a prime.

It is not a weakly prime, because it can be changed into another prime (11401378903) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5700689453 + 5700689454.

It is an arithmetic number, because the mean of its divisors is an integer number (5700689454).

Almost surely, 2^11401378907 is an apocalyptic number.

11401378907 is a deficient number, since it is larger than the sum of its proper divisors (1).

11401378907 is an equidigital number, since it uses as much as digits as its factorization.

11401378907 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 42336, while the sum is 41.

The spelling of 11401378907 in words is "eleven billion, four hundred one million, three hundred seventy-eight thousand, nine hundred seven".