283957049 has 2 divisors, whose sum is σ = 283957050. Its totient is φ = 283957048.

The previous prime is 283957031. The next prime is 283957073. The reversal of 283957049 is 940759382.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 283686649 + 270400 = 16843^2 + 520^2 .

It is a cyclic number.

It is not a de Polignac number, because 283957049 - 2²⁴ = 267179833 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 283956994 and 283957012.

It is not a weakly prime, because it can be changed into another prime (283957019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 141978524 + 141978525.

It is an arithmetic number, because the mean of its divisors is an integer number (141978525).

Almost surely, 2^283957049 is an apocalyptic number.

It is an amenable number.

283957049 is a deficient number, since it is larger than the sum of its proper divisors (1).

283957049 is an equidigital number, since it uses as much as digits as its factorization.

283957049 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 544320, while the sum is 47.

The square root of 283957049 is about 16851.0251616927. The cubic root of 283957049 is about 657.2807069866.

The spelling of 283957049 in words is "two hundred eighty-three million, nine hundred fifty-seven thousand, forty-nine".