11401913771 has 2 divisors, whose sum is σ = 11401913772. Its totient is φ = 11401913770.

The previous prime is 11401913693. The next prime is 11401913827. The reversal of 11401913771 is 17731910411.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11401913771 is a prime.

It is not a weakly prime, because it can be changed into another prime (11401912771) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5700956885 + 5700956886.

It is an arithmetic number, because the mean of its divisors is an integer number (5700956886).

Almost surely, 2^11401913771 is an apocalyptic number.

11401913771 is a deficient number, since it is larger than the sum of its proper divisors (1).

11401913771 is an equidigital number, since it uses as much as digits as its factorization.

11401913771 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5292, while the sum is 35.

The spelling of 11401913771 in words is "eleven billion, four hundred one million, nine hundred thirteen thousand, seven hundred seventy-one".