2421071139 has 8 divisors (see below), whose sum is σ = 3332227072. Its totient is φ = 1561981320.

The previous prime is 2421071137. The next prime is 2421071173. The reversal of 2421071139 is 9311701242.

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

It is not a de Polignac number, because 2421071139 - 2¹ = 2421071137 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2421071137) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13016419 + ... + 13016604.

It is an arithmetic number, because the mean of its divisors is an integer number (416528384).

Almost surely, 2^2421071139 is an apocalyptic number.

2421071139 is a deficient number, since it is larger than the sum of its proper divisors (911155933).

2421071139 is a wasteful number, since it uses less digits than its factorization.

2421071139 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26033057.

The product of its (nonzero) digits is 3024, while the sum is 30.

The square root of 2421071139 is about 49204.3812988234. The cubic root of 2421071139 is about 1342.7727429100.

The spelling of 2421071139 in words is "two billion, four hundred twenty-one million, seventy-one thousand, one hundred thirty-nine".