1361327477 has 2 divisors, whose sum is σ = 1361327478. Its totient is φ = 1361327476.

The previous prime is 1361327453. The next prime is 1361327501. The reversal of 1361327477 is 7747231631.

It is a balanced prime because it is at equal distance from previous prime (1361327453) and next prime (1361327501).

It can be written as a sum of positive squares in only one way, i.e., 1247926276 + 113401201 = 35326^2 + 10649^2 .

It is an emirp because it is prime and its reverse (7747231631) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1361327477 - 2⁸ = 1361327221 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1361327417) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 680663738 + 680663739.

It is an arithmetic number, because the mean of its divisors is an integer number (680663739).

Almost surely, 2^1361327477 is an apocalyptic number.

It is an amenable number.

1361327477 is a deficient number, since it is larger than the sum of its proper divisors (1).

1361327477 is an equidigital number, since it uses as much as digits as its factorization.

1361327477 is an evil number, because the sum of its binary digits is even.

The product of its digits is 148176, while the sum is 41.

The square root of 1361327477 is about 36896.1715764658. The cubic root of 1361327477 is about 1108.2920129971.

The spelling of 1361327477 in words is "one billion, three hundred sixty-one million, three hundred twenty-seven thousand, four hundred seventy-seven".