1043155415142 has 32 divisors (see below), whose sum is σ = 2392901314560. Its totient is φ = 336501746280.

The previous prime is 1043155415119. The next prime is 1043155415143. The reversal of 1043155415142 is 2415145513401.

1043155415142 is a `hidden beast` number, since 10 + 4 + 3 + 1 + 554 + 1 + 51 + 42 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 1043155415097 and 1043155415106.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1043155415143) 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 15 ways as a sum of consecutive naturals, for example, 311574018 + ... + 311577365.

It is an arithmetic number, because the mean of its divisors is an integer number (74778166080).

Almost surely, 2^{1043155415142} is an apocalyptic number.

1043155415142 is an abundant number, since it is smaller than the sum of its proper divisors (1349745899418).

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

1043155415142 is a wasteful number, since it uses less digits than its factorization.

1043155415142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 623151425 (or 623151419 counting only the distinct ones).

The product of its (nonzero) digits is 48000, while the sum is 36.

The spelling of 1043155415142 in words is "one trillion, forty-three billion, one hundred fifty-five million, four hundred fifteen thousand, one hundred forty-two".