2421452145 has 16 divisors (see below), whose sum is σ = 4427798400. Its totient is φ = 1106949504.

The previous prime is 2421452123. The next prime is 2421452149. The reversal of 2421452145 is 5412541242.

It is not a de Polignac number, because 2421452145 - 2¹³ = 2421443953 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2421452149) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11530620 + ... + 11530829.

It is an arithmetic number, because the mean of its divisors is an integer number (276737400).

Almost surely, 2^2421452145 is an apocalyptic number.

It is an amenable number.

2421452145 is a deficient number, since it is larger than the sum of its proper divisors (2006346255).

2421452145 is a wasteful number, since it uses less digits than its factorization.

2421452145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23061464.

The product of its digits is 12800, while the sum is 30.

The square root of 2421452145 is about 49208.2528139336. The cubic root of 2421452145 is about 1342.8431769738.

Adding to 2421452145 its reverse (5412541242), we get a palindrome (7833993387).

The spelling of 2421452145 in words is "two billion, four hundred twenty-one million, four hundred fifty-two thousand, one hundred forty-five".