11378612867 has 2 divisors, whose sum is σ = 11378612868. Its totient is φ = 11378612866.

The previous prime is 11378612827. The next prime is 11378612893. The reversal of 11378612867 is 76821687311.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11378612867 - 2⁸ = 11378612611 is a prime.

It is not a weakly prime, because it can be changed into another prime (11378612827) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5689306433 + 5689306434.

It is an arithmetic number, because the mean of its divisors is an integer number (5689306434).

Almost surely, 2^11378612867 is an apocalyptic number.

11378612867 is a deficient number, since it is larger than the sum of its proper divisors (1).

11378612867 is an equidigital number, since it uses as much as digits as its factorization.

11378612867 is an evil number, because the sum of its binary digits is even.

The product of its digits is 677376, while the sum is 50.

The spelling of 11378612867 in words is "eleven billion, three hundred seventy-eight million, six hundred twelve thousand, eight hundred sixty-seven".