1120421325 has 24 divisors (see below), whose sum is σ = 1887388128. Its totient is φ = 586281280.

The previous prime is 1120421311. The next prime is 1120421347. The reversal of 1120421325 is 5231240211.

It is not a de Polignac number, because 1120421325 - 2⁹ = 1120420813 is a prime.

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 23 ways as a sum of consecutive naturals, for example, 136959 + ... + 144908.

It is an arithmetic number, because the mean of its divisors is an integer number (78641172).

Almost surely, 2^1120421325 is an apocalyptic number.

1120421325 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1120421325 is a deficient number, since it is larger than the sum of its proper divisors (766966803).

1120421325 is a wasteful number, since it uses less digits than its factorization.

1120421325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 281933 (or 281928 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 1120421325 is about 33472.6952156530. The cubic root of 1120421325 is about 1038.6290259242.

Adding to 1120421325 its reverse (5231240211), we get a palindrome (6351661536).

The spelling of 1120421325 in words is "one billion, one hundred twenty million, four hundred twenty-one thousand, three hundred twenty-five".