1154341806377 has 2 divisors, whose sum is σ = 1154341806378. Its totient is φ = 1154341806376.

The previous prime is 1154341806329. The next prime is 1154341806379. The reversal of 1154341806377 is 7736081434511.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1151895613696 + 2446192681 = 1073264^2 + 49459^2 .

It is an emirp because it is prime and its reverse (7736081434511) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1154341806377 - 2¹⁸ = 1154341544233 is a prime.

It is a super-2 number, since 2×1154341806377² (a number of 25 digits) contains 22 as substring.

Together with 1154341806379, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (1154341806379) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 577170903188 + 577170903189.

It is an arithmetic number, because the mean of its divisors is an integer number (577170903189).

Almost surely, 2^{1154341806377} is an apocalyptic number.

It is an amenable number.

1154341806377 is a deficient number, since it is larger than the sum of its proper divisors (1).

1154341806377 is an equidigital number, since it uses as much as digits as its factorization.

1154341806377 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1693440, while the sum is 50.

The spelling of 1154341806377 in words is "one trillion, one hundred fifty-four billion, three hundred forty-one million, eight hundred six thousand, three hundred seventy-seven".