1239050530 has 32 divisors (see below), whose sum is σ = 2248352640. Its totient is φ = 491621760.

The previous prime is 1239050521. The next prime is 1239050539. The reversal of 1239050530 is 350509321.

1239050530 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (1239050521) and next prime (1239050539).

It is not an unprimeable number, because it can be changed into a prime (1239050539) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1128942 + ... + 1130038.

It is an arithmetic number, because the mean of its divisors is an integer number (70261020).

Almost surely, 2^1239050530 is an apocalyptic number.

1239050530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1239050530 is a deficient number, since it is larger than the sum of its proper divisors (1009302110).

1239050530 is a wasteful number, since it uses less digits than its factorization.

1239050530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1914.

The product of its (nonzero) digits is 4050, while the sum is 28.

The square root of 1239050530 is about 35200.1495735458. The cubic root of 1239050530 is about 1074.0627937629.

Adding to 1239050530 its reverse (350509321), we get a palindrome (1589559851).

The spelling of 1239050530 in words is "one billion, two hundred thirty-nine million, fifty thousand, five hundred thirty".