141351643 has 4 divisors (see below), whose sum is σ = 142021768. Its totient is φ = 140681520.

The previous prime is 141351611. The next prime is 141351731. The reversal of 141351643 is 346153141.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 346153141 = 661 ⋅523681.

It is a cyclic number.

It is not a de Polignac number, because 141351643 - 2⁵ = 141351611 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (141351143) 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, 334746 + ... + 335167.

It is an arithmetic number, because the mean of its divisors is an integer number (35505442).

Almost surely, 2^141351643 is an apocalyptic number.

141351643 is a deficient number, since it is larger than the sum of its proper divisors (670125).

141351643 is an equidigital number, since it uses as much as digits as its factorization.

141351643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 670124.

The product of its digits is 4320, while the sum is 28.

The square root of 141351643 is about 11889.1397081538. The cubic root of 141351643 is about 520.9151083006.

The spelling of 141351643 in words is "one hundred forty-one million, three hundred fifty-one thousand, six hundred forty-three".