1120420542 has 8 divisors (see below), whose sum is σ = 2240841096. Its totient is φ = 373473512.

The previous prime is 1120420531. The next prime is 1120420579. The reversal of 1120420542 is 2450240211.

It is a sphenic number, since it is the product of 3 distinct primes.

1120420542 is an admirable number.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 93368373 + ... + 93368384.

It is an arithmetic number, because the mean of its divisors is an integer number (280105137).

Almost surely, 2^1120420542 is an apocalyptic number.

1120420542 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1120420542 is a wasteful number, since it uses less digits than its factorization.

1120420542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 186736762.

The product of its (nonzero) digits is 640, while the sum is 21.

The square root of 1120420542 is about 33472.6835195507. The cubic root of 1120420542 is about 1038.6287839775.

Adding to 1120420542 its reverse (2450240211), we get a palindrome (3570660753).

The spelling of 1120420542 in words is "one billion, one hundred twenty million, four hundred twenty thousand, five hundred forty-two".