1840151324111 has 2 divisors, whose sum is σ = 1840151324112. Its totient is φ = 1840151324110.

The previous prime is 1840151324069. The next prime is 1840151324131. The reversal of 1840151324111 is 1114231510481.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1840151324111 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1840151324131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 920075662055 + 920075662056.

It is an arithmetic number, because the mean of its divisors is an integer number (920075662056).

Almost surely, 2^{1840151324111} is an apocalyptic number.

1840151324111 is a deficient number, since it is larger than the sum of its proper divisors (1).

1840151324111 is an equidigital number, since it uses as much as digits as its factorization.

1840151324111 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3840, while the sum is 32.

Adding to 1840151324111 its reverse (1114231510481), we get a palindrome (2954382834592).

The spelling of 1840151324111 in words is "one trillion, eight hundred forty billion, one hundred fifty-one million, three hundred twenty-four thousand, one hundred eleven".