283091978503 has 2 divisors, whose sum is σ = 283091978504. Its totient is φ = 283091978502.

The previous prime is 283091978479. The next prime is 283091978509. The reversal of 283091978503 is 305879190382.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 283091978503 - 2⁵ = 283091978471 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (283091978509) 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, 141545989251 + 141545989252.

It is an arithmetic number, because the mean of its divisors is an integer number (141545989252).

Almost surely, 2^283091978503 is an apocalyptic number.

283091978503 is a deficient number, since it is larger than the sum of its proper divisors (1).

283091978503 is an equidigital number, since it uses as much as digits as its factorization.

283091978503 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3265920, while the sum is 55.

The spelling of 283091978503 in words is "two hundred eighty-three billion, ninety-one million, nine hundred seventy-eight thousand, five hundred three".