1341120789540 has 72 divisors (see below), whose sum is σ = 4649218741440. Its totient is φ = 306541894464.

The previous prime is 1341120789539. The next prime is 1341120789563. The reversal of 1341120789540 is 459870211431.

1341120789540 is a `hidden beast` number, since 1 + 3 + 4 + 1 + 1 + 20 + 7 + 89 + 540 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 532189530 + ... + 532192049.

It is an arithmetic number, because the mean of its divisors is an integer number (64572482520).

Almost surely, 2^{1341120789540} is an apocalyptic number.

1341120789540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1341120789540 is an abundant number, since it is smaller than the sum of its proper divisors (3308097951900).

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

1341120789540 is a wasteful number, since it uses less digits than its factorization.

1341120789540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1064381601 (or 1064381596 counting only the distinct ones).

The product of its (nonzero) digits is 241920, while the sum is 45.

The spelling of 1341120789540 in words is "one trillion, three hundred forty-one billion, one hundred twenty million, seven hundred eighty-nine thousand, five hundred forty".