11421814015 has 8 divisors (see below), whose sum is σ = 13718388528. Its totient is φ = 9129310080.

The previous prime is 11421814009. The next prime is 11421814037. The reversal of 11421814015 is 51041812411.

It is a happy number.

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

It is not a de Polignac number, because 11421814015 - 2¹³ = 11421805823 is a prime.

It is a super-3 number, since 3×11421814015³ (a number of 31 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1011466 + ... + 1022695.

It is an arithmetic number, because the mean of its divisors is an integer number (1714798566).

Almost surely, 2^11421814015 is an apocalyptic number.

11421814015 is a deficient number, since it is larger than the sum of its proper divisors (2296574513).

11421814015 is a wasteful number, since it uses less digits than its factorization.

11421814015 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2035289.

The product of its (nonzero) digits is 1280, while the sum is 28.

The spelling of 11421814015 in words is "eleven billion, four hundred twenty-one million, eight hundred fourteen thousand, fifteen".