1481338787 has 2 divisors, whose sum is σ = 1481338788. Its totient is φ = 1481338786.

The previous prime is 1481338769. The next prime is 1481338799. The reversal of 1481338787 is 7878331841.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1481338787 - 2⁶ = 1481338723 is a prime.

It is not a weakly prime, because it can be changed into another prime (1481338087) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 740669393 + 740669394.

It is an arithmetic number, because the mean of its divisors is an integer number (740669394).

Almost surely, 2^1481338787 is an apocalyptic number.

1481338787 is a deficient number, since it is larger than the sum of its proper divisors (1).

1481338787 is an equidigital number, since it uses as much as digits as its factorization.

1481338787 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 903168, while the sum is 50.

The square root of 1481338787 is about 38488.1642456483. The cubic root of 1481338787 is about 1139.9473626563.

The spelling of 1481338787 in words is "one billion, four hundred eighty-one million, three hundred thirty-eight thousand, seven hundred eighty-seven".