4512011421 has 16 divisors (see below), whose sum is σ = 6146489088. Its totient is φ = 2942822400.

The previous prime is 4512011411. The next prime is 4512011459. The reversal of 4512011421 is 1241102154.

It is not a de Polignac number, because 4512011421 - 2¹⁰ = 4512010397 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4512011411) 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, 469141 + ... + 478661.

It is an arithmetic number, because the mean of its divisors is an integer number (384155568).

Almost surely, 2^4512011421 is an apocalyptic number.

It is an amenable number.

4512011421 is a deficient number, since it is larger than the sum of its proper divisors (1634477667).

4512011421 is a wasteful number, since it uses less digits than its factorization.

4512011421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12932.

The product of its (nonzero) digits is 320, while the sum is 21.

The square root of 4512011421 is about 67171.5075087645. The cubic root of 4512011421 is about 1652.4312393696.

Adding to 4512011421 its reverse (1241102154), we get a palindrome (5753113575).

The spelling of 4512011421 in words is "four billion, five hundred twelve million, eleven thousand, four hundred twenty-one".