4221487307403 has 12 divisors (see below), whose sum is σ = 6111468462840. Its totient is φ = 2807971991136.

The previous prime is 4221487307399. The next prime is 4221487307417. The reversal of 4221487307403 is 3047037841224.

4221487307403 is a `hidden beast` number, since 4 + 221 + 4 + 87 + 307 + 40 + 3 = 666.

4221487307403 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 4221487307403 - 2² = 4221487307399 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4221487300403) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 529402498 + ... + 529410471.

It is an arithmetic number, because the mean of its divisors is an integer number (509289038570).

Almost surely, 2^{4221487307403} is an apocalyptic number.

4221487307403 is a deficient number, since it is larger than the sum of its proper divisors (1889981155437).

4221487307403 is a wasteful number, since it uses less digits than its factorization.

4221487307403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1058813418 (or 1058813415 counting only the distinct ones).

The product of its (nonzero) digits is 903168, while the sum is 45.

The spelling of 4221487307403 in words is "four trillion, two hundred twenty-one billion, four hundred eighty-seven million, three hundred seven thousand, four hundred three".