2001148369177 has 2 divisors, whose sum is σ = 2001148369178. Its totient is φ = 2001148369176.

The previous prime is 2001148369141. The next prime is 2001148369237. The reversal of 2001148369177 is 7719638411002.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1378736246416 + 622412122761 = 1174196^2 + 788931^2 .

It is a cyclic number.

It is not a de Polignac number, because 2001148369177 - 2¹⁹ = 2001147844889 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2001148369177.

It is not a weakly prime, because it can be changed into another prime (2001148369777) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1000574184588 + 1000574184589.

It is an arithmetic number, because the mean of its divisors is an integer number (1000574184589).

Almost surely, 2^{2001148369177} is an apocalyptic number.

It is an amenable number.

2001148369177 is a deficient number, since it is larger than the sum of its proper divisors (1).

2001148369177 is an equidigital number, since it uses as much as digits as its factorization.

2001148369177 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 508032, while the sum is 49.

The spelling of 2001148369177 in words is "two trillion, one billion, one hundred forty-eight million, three hundred sixty-nine thousand, one hundred seventy-seven".