120415562143 has 16 divisors (see below), whose sum is σ = 122538873600. Its totient is φ = 118304925760.

The previous prime is 120415562119. The next prime is 120415562147. The reversal of 120415562143 is 341265514021.

It is a de Polignac number, because none of the positive numbers 2^k-120415562143 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 120415562099 and 120415562108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120415562147) 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, 26620680 + ... + 26625202.

It is an arithmetic number, because the mean of its divisors is an integer number (7658679600).

Almost surely, 2^120415562143 is an apocalyptic number.

120415562143 is a deficient number, since it is larger than the sum of its proper divisors (2123311457).

120415562143 is an equidigital number, since it uses as much as digits as its factorization.

120415562143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5822.

The product of its (nonzero) digits is 28800, while the sum is 34.

The spelling of 120415562143 in words is "one hundred twenty billion, four hundred fifteen million, five hundred sixty-two thousand, one hundred forty-three".