1523041311345 has 32 divisors (see below), whose sum is σ = 2503754858880. Its totient is φ = 790010472960.

The previous prime is 1523041311343. The next prime is 1523041311349. The reversal of 1523041311345 is 5431131403251.

It is not a de Polignac number, because 1523041311345 - 2¹ = 1523041311343 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1523041311343) 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 31 ways as a sum of consecutive naturals, for example, 792646 + ... + 1916864.

It is an arithmetic number, because the mean of its divisors is an integer number (78242339340).

Almost surely, 2^{1523041311345} is an apocalyptic number.

1523041311345 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1523041311345 is a deficient number, since it is larger than the sum of its proper divisors (980713547535).

1523041311345 is a wasteful number, since it uses less digits than its factorization.

1523041311345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1126705.

The product of its (nonzero) digits is 21600, while the sum is 33.

Adding to 1523041311345 its reverse (5431131403251), we get a palindrome (6954172714596).

The spelling of 1523041311345 in words is "one trillion, five hundred twenty-three billion, forty-one million, three hundred eleven thousand, three hundred forty-five".