1055747455541 has 2 divisors, whose sum is σ = 1055747455542. Its totient is φ = 1055747455540.

The previous prime is 1055747455537. The next prime is 1055747455573. The reversal of 1055747455541 is 1455547475501.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1055456241316 + 291214225 = 1027354^2 + 17065^2 .

It is a cyclic number.

It is not a de Polignac number, because 1055747455541 - 2² = 1055747455537 is a prime.

It is a super-2 number, since 2×1055747455541² (a number of 25 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1055747458541) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 527873727770 + 527873727771.

It is an arithmetic number, because the mean of its divisors is an integer number (527873727771).

Almost surely, 2^{1055747455541} is an apocalyptic number.

It is an amenable number.

1055747455541 is a deficient number, since it is larger than the sum of its proper divisors (1).

1055747455541 is an equidigital number, since it uses as much as digits as its factorization.

1055747455541 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9800000, while the sum is 53.

The spelling of 1055747455541 in words is "one trillion, fifty-five billion, seven hundred forty-seven million, four hundred fifty-five thousand, five hundred forty-one".