1485788461 has 2 divisors, whose sum is σ = 1485788462. Its totient is φ = 1485788460.

The previous prime is 1485788441. The next prime is 1485788527. The reversal of 1485788461 is 1648875841.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1185424900 + 300363561 = 34430^2 + 17331^2 .

It is a cyclic number.

It is not a de Polignac number, because 1485788461 - 2²¹ = 1483691309 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1485788399 and 1485788408.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1485788401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 742894230 + 742894231.

It is an arithmetic number, because the mean of its divisors is an integer number (742894231).

Almost surely, 2^1485788461 is an apocalyptic number.

It is an amenable number.

1485788461 is a deficient number, since it is larger than the sum of its proper divisors (1).

1485788461 is an equidigital number, since it uses as much as digits as its factorization.

1485788461 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1720320, while the sum is 52.

The square root of 1485788461 is about 38545.9266460154. The cubic root of 1485788461 is about 1141.0876203278.

The spelling of 1485788461 in words is "one billion, four hundred eighty-five million, seven hundred eighty-eight thousand, four hundred sixty-one".