103501161540 has 144 divisors (see below), whose sum is σ = 379910224512. Its totient is φ = 22265791488.

The previous prime is 103501161509. The next prime is 103501161541. The reversal of 103501161540 is 45161105301.

103501161540 is a `hidden beast` number, since 1 + 0 + 3 + 5 + 0 + 1 + 1 + 615 + 40 = 666.

It is not an unprimeable number, because it can be changed into a prime (103501161541) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2394574 + ... + 2437413.

It is an arithmetic number, because the mean of its divisors is an integer number (2638265448).

Almost surely, 2^103501161540 is an apocalyptic number.

103501161540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

103501161540 is an abundant number, since it is smaller than the sum of its proper divisors (276409062972).

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

103501161540 is a wasteful number, since it uses less digits than its factorization.

103501161540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4832026 (or 4832021 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 27.

Adding to 103501161540 its reverse (45161105301), we get a palindrome (148662266841).

The spelling of 103501161540 in words is "one hundred three billion, five hundred one million, one hundred sixty-one thousand, five hundred forty".