2421535145 has 8 divisors (see below), whose sum is σ = 2906350656. Its totient is φ = 1936889136.

The previous prime is 2421535111. The next prime is 2421535157. The reversal of 2421535145 is 5415351242.

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

It is a cyclic number.

It is not a de Polignac number, because 2421535145 - 2⁸ = 2421534889 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8477 + ... + 70106.

It is an arithmetic number, because the mean of its divisors is an integer number (363293832).

Almost surely, 2^2421535145 is an apocalyptic number.

It is an amenable number.

2421535145 is a deficient number, since it is larger than the sum of its proper divisors (484815511).

2421535145 is an equidigital number, since it uses as much as digits as its factorization.

2421535145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84751.

The product of its digits is 24000, while the sum is 32.

The square root of 2421535145 is about 49209.0961611774. The cubic root of 2421535145 is about 1342.8585196557.

Adding to 2421535145 its reverse (5415351242), we get a palindrome (7836886387).

The spelling of 2421535145 in words is "two billion, four hundred twenty-one million, five hundred thirty-five thousand, one hundred forty-five".