141653965 has 4 divisors (see below), whose sum is σ = 169984764. Its totient is φ = 113323168.

The previous prime is 141653933. The next prime is 141653989. The reversal of 141653965 is 569356141.

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 49378729 + 92275236 = 7027^2 + 9606^2 .

It is a cyclic number.

It is not a de Polignac number, because 141653965 - 2⁵ = 141653933 is a prime.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14165392 + ... + 14165401.

It is an arithmetic number, because the mean of its divisors is an integer number (42496191).

Almost surely, 2^141653965 is an apocalyptic number.

It is an amenable number.

141653965 is a deficient number, since it is larger than the sum of its proper divisors (28330799).

141653965 is an equidigital number, since it uses as much as digits as its factorization.

141653965 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28330798.

The product of its digits is 97200, while the sum is 40.

The square root of 141653965 is about 11901.8471255516. The cubic root of 141653965 is about 521.2862204951.

The spelling of 141653965 in words is "one hundred forty-one million, six hundred fifty-three thousand, nine hundred sixty-five".