4513621011 has 16 divisors (see below), whose sum is σ = 6059028864. Its totient is φ = 2988710784.

The previous prime is 4513621001. The next prime is 4513621031. The reversal of 4513621011 is 1101263154.

It is a happy number.

It is not a de Polignac number, because 4513621011 - 2⁷ = 4513620883 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4513621001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 287220 + ... + 302526.

It is an arithmetic number, because the mean of its divisors is an integer number (378689304).

Almost surely, 2^4513621011 is an apocalyptic number.

4513621011 is a deficient number, since it is larger than the sum of its proper divisors (1545407853).

4513621011 is a wasteful number, since it uses less digits than its factorization.

4513621011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15970.

The product of its (nonzero) digits is 720, while the sum is 24.

The square root of 4513621011 is about 67183.4876364721. The cubic root of 4513621011 is about 1652.6277090694.

Adding to 4513621011 its reverse (1101263154), we get a palindrome (5614884165).

The spelling of 4513621011 in words is "four billion, five hundred thirteen million, six hundred twenty-one thousand, eleven".