1204153440530 has 32 divisors (see below), whose sum is σ = 2312808076800. Its totient is φ = 450059939712.

The previous prime is 1204153440527. The next prime is 1204153440577. The reversal of 1204153440530 is 350443514021.

It is an unprimeable number.

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 in 15 ways as a sum of consecutive naturals, for example, 43394690 + ... + 43422429.

It is an arithmetic number, because the mean of its divisors is an integer number (72275252400).

Almost surely, 2^{1204153440530} is an apocalyptic number.

1204153440530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1204153440530 is a deficient number, since it is larger than the sum of its proper divisors (1108654636270).

1204153440530 is a wasteful number, since it uses less digits than its factorization.

1204153440530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86817218.

The product of its (nonzero) digits is 28800, while the sum is 32.

Adding to 1204153440530 its reverse (350443514021), we get a palindrome (1554596954551).

The spelling of 1204153440530 in words is "one trillion, two hundred four billion, one hundred fifty-three million, four hundred forty thousand, five hundred thirty".