143927993354 has 8 divisors (see below), whose sum is σ = 217872650820. Its totient is φ = 71303776416.

The previous prime is 143927993351. The next prime is 143927993371. The reversal of 143927993354 is 453399729341.

It can be written as a sum of positive squares in 2 ways, for example, as 125397433225 + 18530560129 = 354115^2 + 136127^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-4 number, since 4×143927993354⁴ (a number of 46 digits) contains 4444 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 143927993293 and 143927993302.

It is not an unprimeable number, because it can be changed into a prime (143927993351) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 330109859 + ... + 330110294.

Almost surely, 2^143927993354 is an apocalyptic number.

143927993354 is a deficient number, since it is larger than the sum of its proper divisors (73944657466).

143927993354 is a wasteful number, since it uses less digits than its factorization.

143927993354 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 660220264.

The product of its digits is 22044960, while the sum is 59.

The spelling of 143927993354 in words is "one hundred forty-three billion, nine hundred twenty-seven million, nine hundred ninety-three thousand, three hundred fifty-four".