283505502061 has 2 divisors, whose sum is σ = 283505502062. Its totient is φ = 283505502060.

The previous prime is 283505502037. The next prime is 283505502089. The reversal of 283505502061 is 160205505382.

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., 283503002500 + 2499561 = 532450^2 + 1581^2 .

It is a cyclic number.

It is not a de Polignac number, because 283505502061 - 2⁹ = 283505501549 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 283505502061.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (283505502011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 141752751030 + 141752751031.

It is an arithmetic number, because the mean of its divisors is an integer number (141752751031).

Almost surely, 2^283505502061 is an apocalyptic number.

It is an amenable number.

283505502061 is a deficient number, since it is larger than the sum of its proper divisors (1).

283505502061 is an equidigital number, since it uses as much as digits as its factorization.

283505502061 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72000, while the sum is 37.

The spelling of 283505502061 in words is "two hundred eighty-three billion, five hundred five million, five hundred two thousand, sixty-one".