41154777401 has 2 divisors, whose sum is σ = 41154777402. Its totient is φ = 41154777400.

The previous prime is 41154777379. The next prime is 41154777413. The reversal of 41154777401 is 10477745114.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 22214412025 + 18940365376 = 149045^2 + 137624^2 .

It is a cyclic number.

It is not a de Polignac number, because 41154777401 - 2¹⁴ = 41154761017 is a prime.

It is not a weakly prime, because it can be changed into another prime (41154777491) 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, 20577388700 + 20577388701.

It is an arithmetic number, because the mean of its divisors is an integer number (20577388701).

Almost surely, 2^41154777401 is an apocalyptic number.

It is an amenable number.

41154777401 is a deficient number, since it is larger than the sum of its proper divisors (1).

41154777401 is an equidigital number, since it uses as much as digits as its factorization.

41154777401 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 109760, while the sum is 41.

The spelling of 41154777401 in words is "forty-one billion, one hundred fifty-four million, seven hundred seventy-seven thousand, four hundred one".