143513420142023 has 12 divisors (see below), whose sum is σ = 148633537801320. Its totient is φ = 138563998287456.

The previous prime is 143513420142013. The next prime is 143513420142031. The reversal of 143513420142023 is 320241024315341.

It is a de Polignac number, because none of the positive numbers 2^k-143513420142023 is a prime.

It is a super-2 number, since 2×143513420142023² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (143513420142013) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 286553513 + ... + 287053901.

It is an arithmetic number, because the mean of its divisors is an integer number (12386128150110).

Almost surely, 2^{143513420142023} is an apocalyptic number.

143513420142023 is a deficient number, since it is larger than the sum of its proper divisors (5120117659297).

143513420142023 is an equidigital number, since it uses as much as digits as its factorization.

143513420142023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 841474 (or 841445 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 35.

Adding to 143513420142023 its reverse (320241024315341), we get a palindrome (463754444457364).

The spelling of 143513420142023 in words is "one hundred forty-three trillion, five hundred thirteen billion, four hundred twenty million, one hundred forty-two thousand, twenty-three".