314401143 has 16 divisors (see below), whose sum is σ = 483330816. Its totient is φ = 178066560.

The previous prime is 314401127. The next prime is 314401169. The reversal of 314401143 is 341104413.

It is not a de Polignac number, because 314401143 - 2⁴ = 314401127 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (314401643) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 63873 + ... + 68618.

It is an arithmetic number, because the mean of its divisors is an integer number (30208176).

Almost surely, 2^314401143 is an apocalyptic number.

314401143 is a deficient number, since it is larger than the sum of its proper divisors (168929673).

314401143 is a wasteful number, since it uses less digits than its factorization.

314401143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132614.

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 314401143 is about 17731.3604384999. The cubic root of 314401143 is about 679.9777551835.

Adding to 314401143 its reverse (341104413), we get a palindrome (655505556).

The spelling of 314401143 in words is "three hundred fourteen million, four hundred one thousand, one hundred forty-three".