1042352111520 has 96 divisors (see below), whose sum is σ = 3648232405440. Its totient is φ = 277960561920.

The previous prime is 1042352111461. The next prime is 1042352111543. The reversal of 1042352111520 is 251112532401.

It is a happy number.

1042352111520 is a `hidden beast` number, since 1 + 0 + 4 + 2 + 3 + 521 + 115 + 20 = 666.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 120638286 + ... + 120646925.

It is an arithmetic number, because the mean of its divisors is an integer number (38002420890).

Almost surely, 2^{1042352111520} is an apocalyptic number.

1042352111520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1042352111520 is an abundant number, since it is smaller than the sum of its proper divisors (2605880293920).

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

1042352111520 is a wasteful number, since it uses less digits than its factorization.

1042352111520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 241285235 (or 241285221 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 27.

Adding to 1042352111520 its reverse (251112532401), we get a palindrome (1293464643921).

The spelling of 1042352111520 in words is "one trillion, forty-two billion, three hundred fifty-two million, one hundred eleven thousand, five hundred twenty".