946456143 has 16 divisors (see below), whose sum is σ = 1280375040. Its totient is φ = 621821376.

The previous prime is 946456129. The next prime is 946456157. The reversal of 946456143 is 341654649.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (946456129) and next prime (946456157).

It is not a de Polignac number, because 946456143 - 2⁴ = 946456127 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 946456095 and 946456104.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (946456193) 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, 48846 + ... + 65412.

It is an arithmetic number, because the mean of its divisors is an integer number (80023440).

Almost surely, 2^946456143 is an apocalyptic number.

946456143 is a deficient number, since it is larger than the sum of its proper divisors (333918897).

946456143 is a wasteful number, since it uses less digits than its factorization.

946456143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16846.

The product of its digits is 311040, while the sum is 42.

The square root of 946456143 is about 30764.5273488802. The cubic root of 946456143 is about 981.8236704013.

The spelling of 946456143 in words is "nine hundred forty-six million, four hundred fifty-six thousand, one hundred forty-three".