421114751943 has 16 divisors (see below), whose sum is σ = 586199279616. Its totient is φ = 268399216800.

The previous prime is 421114751927. The next prime is 421114751977. The reversal of 421114751943 is 349157411124.

It is not a de Polignac number, because 421114751943 - 2⁴ = 421114751927 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 421114751895 and 421114751904.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (421114751443) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1429480 + ... + 1698717.

It is an arithmetic number, because the mean of its divisors is an integer number (36637454976).

Almost surely, 2^421114751943 is an apocalyptic number.

421114751943 is a deficient number, since it is larger than the sum of its proper divisors (165084527673).

421114751943 is a wasteful number, since it uses less digits than its factorization.

421114751943 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3130174.

The product of its digits is 120960, while the sum is 42.

The spelling of 421114751943 in words is "four hundred twenty-one billion, one hundred fourteen million, seven hundred fifty-one thousand, nine hundred forty-three".