1481785079 has 2 divisors, whose sum is σ = 1481785080. Its totient is φ = 1481785078.

The previous prime is 1481785069. The next prime is 1481785133. The reversal of 1481785079 is 9705871841.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1481785079 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1481785009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 740892539 + 740892540.

It is an arithmetic number, because the mean of its divisors is an integer number (740892540).

Almost surely, 2^1481785079 is an apocalyptic number.

1481785079 is a deficient number, since it is larger than the sum of its proper divisors (1).

1481785079 is an equidigital number, since it uses as much as digits as its factorization.

1481785079 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 564480, while the sum is 50.

The square root of 1481785079 is about 38493.9615913977. The cubic root of 1481785079 is about 1140.0618308005.

The spelling of 1481785079 in words is "one billion, four hundred eighty-one million, seven hundred eighty-five thousand, seventy-nine".