141864797 has 4 divisors (see below), whose sum is σ = 145324956. Its totient is φ = 138404640.

The previous prime is 141864763. The next prime is 141864809. The reversal of 141864797 is 797468141.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 75099556 + 66765241 = 8666^2 + 8171^2 .

It is a cyclic number.

It is not a de Polignac number, because 141864797 - 2¹⁰ = 141863773 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (141864727) 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, 1730018 + ... + 1730099.

It is an arithmetic number, because the mean of its divisors is an integer number (36331239).

Almost surely, 2^141864797 is an apocalyptic number.

It is an amenable number.

141864797 is a deficient number, since it is larger than the sum of its proper divisors (3460159).

141864797 is an equidigital number, since it uses as much as digits as its factorization.

141864797 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3460158.

The product of its digits is 338688, while the sum is 47.

The square root of 141864797 is about 11910.7009449486. The cubic root of 141864797 is about 521.5447126971.

The spelling of 141864797 in words is "one hundred forty-one million, eight hundred sixty-four thousand, seven hundred ninety-seven".