1421513453215 has 8 divisors (see below), whose sum is σ = 1706723987040. Its totient is φ = 1136605533792.

The previous prime is 1421513453077. The next prime is 1421513453221. The reversal of 1421513453215 is 5123543151241.

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 1421513453215 - 2¹⁷ = 1421513322143 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, 75643264 + ... + 75662053.

It is an arithmetic number, because the mean of its divisors is an integer number (213340498380).

Almost surely, 2^{1421513453215} is an apocalyptic number.

1421513453215 is a deficient number, since it is larger than the sum of its proper divisors (285210533825).

1421513453215 is a wasteful number, since it uses less digits than its factorization.

1421513453215 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151307201.

The product of its digits is 72000, while the sum is 37.

The spelling of 1421513453215 in words is "one trillion, four hundred twenty-one billion, five hundred thirteen million, four hundred fifty-three thousand, two hundred fifteen".