1421909434175 has 12 divisors (see below), whose sum is σ = 1766016130680. Its totient is φ = 1135689849120.

The previous prime is 1421909434111. The next prime is 1421909434207. The reversal of 1421909434175 is 5714349091241.

It is not a de Polignac number, because 1421909434175 - 2⁶ = 1421909434111 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 45926672 + ... + 45957621.

It is an arithmetic number, because the mean of its divisors is an integer number (147168010890).

Almost surely, 2^{1421909434175} is an apocalyptic number.

1421909434175 is a deficient number, since it is larger than the sum of its proper divisors (344106696505).

1421909434175 is an equidigital number, since it uses as much as digits as its factorization.

1421909434175 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91884922 (or 91884917 counting only the distinct ones).

The product of its (nonzero) digits is 1088640, while the sum is 50.

The spelling of 1421909434175 in words is "one trillion, four hundred twenty-one billion, nine hundred nine million, four hundred thirty-four thousand, one hundred seventy-five".