2421351445 has 8 divisors (see below), whose sum is σ = 2954869920. Its totient is φ = 1904249040.

The previous prime is 2421351421. The next prime is 2421351451. The reversal of 2421351445 is 5441531242.

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

It is not a de Polignac number, because 2421351445 - 2²³ = 2412962837 is a prime.

It is a congruent 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, 4103691 + ... + 4104280.

It is an arithmetic number, because the mean of its divisors is an integer number (369358740).

Almost surely, 2^2421351445 is an apocalyptic number.

It is an amenable number.

2421351445 is a deficient number, since it is larger than the sum of its proper divisors (533518475).

2421351445 is an equidigital number, since it uses as much as digits as its factorization.

2421351445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8208035.

The product of its digits is 19200, while the sum is 31.

The square root of 2421351445 is about 49207.2296009438. The cubic root of 2421351445 is about 1342.8245619480.

Adding to 2421351445 its reverse (5441531242), we get a palindrome (7862882687).

The spelling of 2421351445 in words is "two billion, four hundred twenty-one million, three hundred fifty-one thousand, four hundred forty-five".