141653641 has 8 divisors (see below), whose sum is σ = 143345664. Its totient is φ = 139970880.

The previous prime is 141653621. The next prime is 141653657. The reversal of 141653641 is 146356141.

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

It is a cyclic number.

It is not a de Polignac number, because 141653641 - 2⁵ = 141653609 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (141653621) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31281 + ... + 35521.

It is an arithmetic number, because the mean of its divisors is an integer number (17918208).

Almost surely, 2^141653641 is an apocalyptic number.

It is an amenable number.

141653641 is a deficient number, since it is larger than the sum of its proper divisors (1692023).

141653641 is a wasteful number, since it uses less digits than its factorization.

141653641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4631.

The product of its digits is 8640, while the sum is 31.

The square root of 141653641 is about 11901.8335142112. The cubic root of 141653641 is about 521.2858230550.

The spelling of 141653641 in words is "one hundred forty-one million, six hundred fifty-three thousand, six hundred forty-one".