1242001300534 has 16 divisors (see below), whose sum is σ = 1868111899056. Its totient is φ = 619298416800.

The previous prime is 1242001300531. The next prime is 1242001300541. The reversal of 1242001300534 is 4350031002421.

It is a super-3 number, since 3×1242001300534³ (a number of 37 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1242001300499 and 1242001300508.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1242001300531) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2038849 + ... + 2576995.

It is an arithmetic number, because the mean of its divisors is an integer number (116756993691).

Almost surely, 2^{1242001300534} is an apocalyptic number.

1242001300534 is a deficient number, since it is larger than the sum of its proper divisors (626110598522).

1242001300534 is a wasteful number, since it uses less digits than its factorization.

1242001300534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 541311.

The product of its (nonzero) digits is 2880, while the sum is 25.

Adding to 1242001300534 its reverse (4350031002421), we get a palindrome (5592032302955).

The spelling of 1242001300534 in words is "one trillion, two hundred forty-two billion, one million, three hundred thousand, five hundred thirty-four".