11038478377 has 2 divisors, whose sum is σ = 11038478378. Its totient is φ = 11038478376.

The previous prime is 11038478371. The next prime is 11038478401. The reversal of 11038478377 is 77387483011.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6913756201 + 4124722176 = 83149^2 + 64224^2 .

It is a cyclic number.

It is not a de Polignac number, because 11038478377 - 2¹⁵ = 11038445609 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11038478377.

It is not a weakly prime, because it can be changed into another prime (11038478371) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5519239188 + 5519239189.

It is an arithmetic number, because the mean of its divisors is an integer number (5519239189).

Almost surely, 2^11038478377 is an apocalyptic number.

It is an amenable number.

11038478377 is a deficient number, since it is larger than the sum of its proper divisors (1).

11038478377 is an equidigital number, since it uses as much as digits as its factorization.

11038478377 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 790272, while the sum is 49.

The spelling of 11038478377 in words is "eleven billion, thirty-eight million, four hundred seventy-eight thousand, three hundred seventy-seven".