141664501 has 6 divisors (see below), whose sum is σ = 155714006. Its totient is φ = 128785800.

The previous prime is 141664427. The next prime is 141664511. The reversal of 141664501 is 105466141.

It can be written as a sum of positive squares in only one way, i.e., 76475025 + 65189476 = 8745^2 + 8074^2 .

It is not a de Polignac number, because 141664501 - 2⁹ = 141663989 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 141664501.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (141664511) 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 5 ways as a sum of consecutive naturals, for example, 585270 + ... + 585511.

Almost surely, 2^141664501 is an apocalyptic number.

141664501 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

141664501 is a deficient number, since it is larger than the sum of its proper divisors (14049505).

141664501 is a wasteful number, since it uses less digits than its factorization.

141664501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1170803 (or 1170792 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 28.

The square root of 141664501 is about 11902.2897376933. The cubic root of 141664501 is about 521.2991443255.

The spelling of 141664501 in words is "one hundred forty-one million, six hundred sixty-four thousand, five hundred one".