21413519003 has 8 divisors (see below), whose sum is σ = 22168649280. Its totient is φ = 20659504320.

The previous prime is 21413518999. The next prime is 21413519011. The reversal of 21413519003 is 30091531412.

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 21413519003 - 2² = 21413518999 is a prime.

It is a super-2 number, since 2×21413519003² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (21413519903) 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, 239738 + ... + 316703.

It is an arithmetic number, because the mean of its divisors is an integer number (2771081160).

Almost surely, 2^21413519003 is an apocalyptic number.

21413519003 is a deficient number, since it is larger than the sum of its proper divisors (755130277).

21413519003 is a wasteful number, since it uses less digits than its factorization.

21413519003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 557797.

The product of its (nonzero) digits is 3240, while the sum is 29.

The spelling of 21413519003 in words is "twenty-one billion, four hundred thirteen million, five hundred nineteen thousand, three".