1259283042 has 12 divisors (see below), whose sum is σ = 2728446630. Its totient is φ = 419761008.

The previous prime is 1259283013. The next prime is 1259283043. The reversal of 1259283042 is 2403829521.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 899460081 + 359822961 = 29991^2 + 18969^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1259282988 and 1259283006.

It is not an unprimeable number, because it can be changed into a prime (1259283043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 34980067 + ... + 34980102.

Almost surely, 2^1259283042 is an apocalyptic number.

1259283042 is an abundant number, since it is smaller than the sum of its proper divisors (1469163588).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1259283042 is a wasteful number, since it uses less digits than its factorization.

1259283042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69960177 (or 69960174 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 36.

The square root of 1259283042 is about 35486.3782598337. The cubic root of 1259283042 is about 1079.8773986343.

The spelling of 1259283042 in words is "one billion, two hundred fifty-nine million, two hundred eighty-three thousand, forty-two".