143662113 has 16 divisors (see below), whose sum is σ = 243237760. Its totient is φ = 82092528.

The previous prime is 143662081. The next prime is 143662139. The reversal of 143662113 is 311266341.

143662113 is a `hidden beast` number, since 1 + 4 + 36 + 621 + 1 + 3 = 666.

It is not a de Polignac number, because 143662113 - 2⁵ = 143662081 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (143662193) 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, 379870 + ... + 380247.

It is an arithmetic number, because the mean of its divisors is an integer number (15202360).

Almost surely, 2^143662113 is an apocalyptic number.

It is an amenable number.

143662113 is a deficient number, since it is larger than the sum of its proper divisors (99575647).

143662113 is an equidigital number, since it uses as much as digits as its factorization.

143662113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 760133 (or 760127 counting only the distinct ones).

The product of its digits is 2592, while the sum is 27.

The square root of 143662113 is about 11985.9131066431. The cubic root of 143662113 is about 523.7379973820.

The spelling of 143662113 in words is "one hundred forty-three million, six hundred sixty-two thousand, one hundred thirteen".