1486767661 has 2 divisors, whose sum is σ = 1486767662. Its totient is φ = 1486767660.

The previous prime is 1486767637. The next prime is 1486767673. The reversal of 1486767661 is 1667676841.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1299242025 + 187525636 = 36045^2 + 13694^2 .

It is a cyclic number.

It is not a de Polignac number, because 1486767661 - 2¹¹ = 1486765613 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1486767599 and 1486767608.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1487767661) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 743383830 + 743383831.

It is an arithmetic number, because the mean of its divisors is an integer number (743383831).

Almost surely, 2^1486767661 is an apocalyptic number.

It is an amenable number.

1486767661 is a deficient number, since it is larger than the sum of its proper divisors (1).

1486767661 is an equidigital number, since it uses as much as digits as its factorization.

1486767661 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2032128, while the sum is 52.

The square root of 1486767661 is about 38558.6262851777. The cubic root of 1486767661 is about 1141.3382409366.

It can be divided in two parts, 14867 and 67661, that added together give a palindrome (82528).

The spelling of 1486767661 in words is "one billion, four hundred eighty-six million, seven hundred sixty-seven thousand, six hundred sixty-one".