141163661 has 4 divisors (see below), whose sum is σ = 142864512. Its totient is φ = 139462812.

The previous prime is 141163657. The next prime is 141163669. The reversal of 141163661 is 166361141.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 141163661 - 2² = 141163657 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 (141163669) 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, 850301 + ... + 850466.

It is an arithmetic number, because the mean of its divisors is an integer number (35716128).

Almost surely, 2^141163661 is an apocalyptic number.

It is an amenable number.

141163661 is a deficient number, since it is larger than the sum of its proper divisors (1700851).

141163661 is an equidigital number, since it uses as much as digits as its factorization.

141163661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1700850.

The product of its digits is 2592, while the sum is 29.

The square root of 141163661 is about 11881.2314597436. The cubic root of 141163661 is about 520.6840860956.

The spelling of 141163661 in words is "one hundred forty-one million, one hundred sixty-three thousand, six hundred sixty-one".