120343550 has 24 divisors (see below), whose sum is σ = 231062592. Its totient is φ = 46584000.

The previous prime is 120343537. The next prime is 120343571. The reversal of 120343550 is 55343021.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 37271 + ... + 40370.

It is an arithmetic number, because the mean of its divisors is an integer number (9627608).

Almost surely, 2^120343550 is an apocalyptic number.

120343550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

120343550 is a deficient number, since it is larger than the sum of its proper divisors (110719042).

120343550 is a wasteful number, since it uses less digits than its factorization.

120343550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77684 (or 77679 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 23.

The square root of 120343550 is about 10970.1207832913. The cubic root of 120343550 is about 493.7126703605.

Adding to 120343550 its reverse (55343021), we get a palindrome (175686571).

The spelling of 120343550 in words is "one hundred twenty million, three hundred forty-three thousand, five hundred fifty".