143414121 has 16 divisors (see below), whose sum is σ = 194685120. Its totient is φ = 93888000.

The previous prime is 143414119. The next prime is 143414137. The reversal of 143414121 is 121414341.

It is not a de Polignac number, because 143414121 - 2¹ = 143414119 is a prime.

It is a super-2 number, since 2×143414121² = 41135220204405282, which contains 22 as substring.

It is an alternating number because its digits alternate between odd and even.

It is not an unprimeable number, because it can be changed into a prime (143414171) 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, 53665 + ... + 56273.

It is an arithmetic number, because the mean of its divisors is an integer number (12167820).

Almost surely, 2^143414121 is an apocalyptic number.

It is an amenable number.

143414121 is a deficient number, since it is larger than the sum of its proper divisors (51270999).

143414121 is a wasteful number, since it uses less digits than its factorization.

143414121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2936.

The product of its digits is 384, while the sum is 21.

The square root of 143414121 is about 11975.5634940490. The cubic root of 143414121 is about 523.4364619764.

Adding to 143414121 its reverse (121414341), we get a palindrome (264828462).

The spelling of 143414121 in words is "one hundred forty-three million, four hundred fourteen thousand, one hundred twenty-one".