141604661 has 16 divisors (see below), whose sum is σ = 161369280. Its totient is φ = 123108480.

The previous prime is 141604637. The next prime is 141604667. The reversal of 141604661 is 166406141.

141604661 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 141604661 - 2¹⁴ = 141588277 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (141604667) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21065 + ... + 26961.

It is an arithmetic number, because the mean of its divisors is an integer number (10085580).

Almost surely, 2^141604661 is an apocalyptic number.

141604661 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

141604661 is a deficient number, since it is larger than the sum of its proper divisors (19764619).

141604661 is a wasteful number, since it uses less digits than its factorization.

141604661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6004.

The product of its (nonzero) digits is 3456, while the sum is 29.

The square root of 141604661 is about 11899.7756701545. The cubic root of 141604661 is about 521.2257339466.

The spelling of 141604661 in words is "one hundred forty-one million, six hundred four thousand, six hundred sixty-one".