12143545701 has 16 divisors (see below), whose sum is σ = 18506515584. Its totient is φ = 6938394624.

The previous prime is 12143545699. The next prime is 12143545703. The reversal of 12143545701 is 10754534121.

It is an interprime number because it is at equal distance from previous prime (12143545699) and next prime (12143545703).

It is not a de Polignac number, because 12143545701 - 2¹ = 12143545699 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12143545703) 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, 198925 + ... + 252701.

It is an arithmetic number, because the mean of its divisors is an integer number (1156657224).

Almost surely, 2^12143545701 is an apocalyptic number.

It is an amenable number.

12143545701 is a deficient number, since it is larger than the sum of its proper divisors (6362969883).

12143545701 is a wasteful number, since it uses less digits than its factorization.

12143545701 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64540.

The product of its (nonzero) digits is 16800, while the sum is 33.

The spelling of 12143545701 in words is "twelve billion, one hundred forty-three million, five hundred forty-five thousand, seven hundred one".