143426123 has 6 divisors (see below), whose sum is σ = 144002964. Its totient is φ = 142850864.

The previous prime is 143426111. The next prime is 143426131. The reversal of 143426123 is 321624341.

It is not a de Polignac number, because 143426123 - 2¹⁰ = 143425099 is a prime.

It is a super-2 number, since 2×143426123² = 41142105517622258, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 143426092 and 143426101.

It is not an unprimeable number, because it can be changed into a prime (143426923) 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, 251783 + ... + 252351.

It is an arithmetic number, because the mean of its divisors is an integer number (24000494).

Almost surely, 2^143426123 is an apocalyptic number.

143426123 is a deficient number, since it is larger than the sum of its proper divisors (576841).

143426123 is an frugal number, since it uses more digits than its factorization.

143426123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1581 (or 1012 counting only the distinct ones).

The product of its digits is 3456, while the sum is 26.

The square root of 143426123 is about 11976.0645873342. The cubic root of 143426123 is about 523.4510633028.

The spelling of 143426123 in words is "one hundred forty-three million, four hundred twenty-six thousand, one hundred twenty-three".