1521035145042 has 32 divisors (see below), whose sum is σ = 3659633433600. Its totient is φ = 411708760848.

The previous prime is 1521035145041. The next prime is 1521035145053. The reversal of 1521035145042 is 2405415301251.

It is a junction number, because it is equal to n+sod(n) for n = 1521035144994 and 1521035145012.

It is not an unprimeable number, because it can be changed into a prime (1521035145041) 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, 953028742 + ... + 953030337.

It is an arithmetic number, because the mean of its divisors is an integer number (114363544800).

Almost surely, 2^{1521035145042} is an apocalyptic number.

1521035145042 is an abundant number, since it is smaller than the sum of its proper divisors (2138598288558).

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

1521035145042 is a wasteful number, since it uses less digits than its factorization.

1521035145042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1906059110.

The product of its (nonzero) digits is 24000, while the sum is 33.

The spelling of 1521035145042 in words is "one trillion, five hundred twenty-one billion, thirty-five million, one hundred forty-five thousand, forty-two".