543451401 has 6 divisors (see below), whose sum is σ = 784985370. Its totient is φ = 362300928.

The previous prime is 543451399. The next prime is 543451411. The reversal of 543451401 is 104154345.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 534719376 + 8732025 = 23124^2 + 2955^2 .

It is not a de Polignac number, because 543451401 - 2¹ = 543451399 is a prime.

It is not an unprimeable number, because it can be changed into a prime (543451411) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 30191736 + ... + 30191753.

It is an arithmetic number, because the mean of its divisors is an integer number (130830895).

Almost surely, 2^543451401 is an apocalyptic number.

It is an amenable number.

543451401 is a deficient number, since it is larger than the sum of its proper divisors (241533969).

543451401 is a wasteful number, since it uses less digits than its factorization.

543451401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60383495 (or 60383492 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

The square root of 543451401 is about 23312.0441188670. The cubic root of 543451401 is about 816.0565173153.

The spelling of 543451401 in words is "five hundred forty-three million, four hundred fifty-one thousand, four hundred one".