1245482783 has 2 divisors, whose sum is σ = 1245482784. Its totient is φ = 1245482782.

The previous prime is 1245482779. The next prime is 1245482801. The reversal of 1245482783 is 3872845421.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1245482783 - 2² = 1245482779 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1245482083) 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, 622741391 + 622741392.

It is an arithmetic number, because the mean of its divisors is an integer number (622741392).

Almost surely, 2^1245482783 is an apocalyptic number.

1245482783 is a deficient number, since it is larger than the sum of its proper divisors (1).

1245482783 is an equidigital number, since it uses as much as digits as its factorization.

1245482783 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 430080, while the sum is 44.

The square root of 1245482783 is about 35291.3981445904. The cubic root of 1245482783 is about 1075.9181722505.

The spelling of 1245482783 in words is "one billion, two hundred forty-five million, four hundred eighty-two thousand, seven hundred eighty-three".