11400961877 has 2 divisors, whose sum is σ = 11400961878. Its totient is φ = 11400961876.

The previous prime is 11400961801. The next prime is 11400961919. The reversal of 11400961877 is 77816900411.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10781499556 + 619462321 = 103834^2 + 24889^2 .

It is a cyclic number.

It is not a de Polignac number, because 11400961877 - 2¹⁰ = 11400960853 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11400961177) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5700480938 + 5700480939.

It is an arithmetic number, because the mean of its divisors is an integer number (5700480939).

Almost surely, 2^11400961877 is an apocalyptic number.

It is an amenable number.

11400961877 is a deficient number, since it is larger than the sum of its proper divisors (1).

11400961877 is an equidigital number, since it uses as much as digits as its factorization.

11400961877 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 84672, while the sum is 44.

The spelling of 11400961877 in words is "eleven billion, four hundred million, nine hundred sixty-one thousand, eight hundred seventy-seven".