1077005491 has 2 divisors, whose sum is σ = 1077005492. Its totient is φ = 1077005490.

The previous prime is 1077005431. The next prime is 1077005497. The reversal of 1077005491 is 1945007701.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1077005491 - 2²⁷ = 942787763 is a prime.

It is not a weakly prime, because it can be changed into another prime (1077005497) 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, 538502745 + 538502746.

It is an arithmetic number, because the mean of its divisors is an integer number (538502746).

Almost surely, 2^1077005491 is an apocalyptic number.

1077005491 is a deficient number, since it is larger than the sum of its proper divisors (1).

1077005491 is an equidigital number, since it uses as much as digits as its factorization.

1077005491 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8820, while the sum is 34.

The square root of 1077005491 is about 32817.7618219159. The cubic root of 1077005491 is about 1025.0364424085.

The spelling of 1077005491 in words is "one billion, seventy-seven million, five thousand, four hundred ninety-one".