141563501 has 2 divisors, whose sum is σ = 141563502. Its totient is φ = 141563500.

The previous prime is 141563491. The next prime is 141563507. The reversal of 141563501 is 105365141.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 111302500 + 30261001 = 10550^2 + 5501^2 .

It is a cyclic number.

It is not a de Polignac number, because 141563501 - 2¹⁸ = 141301357 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (141563507) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70781750 + 70781751.

It is an arithmetic number, because the mean of its divisors is an integer number (70781751).

Almost surely, 2^141563501 is an apocalyptic number.

It is an amenable number.

141563501 is a deficient number, since it is larger than the sum of its proper divisors (1).

141563501 is an equidigital number, since it uses as much as digits as its factorization.

141563501 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1800, while the sum is 26.

The square root of 141563501 is about 11898.0461000956. The cubic root of 141563501 is about 521.1752277696.

The spelling of 141563501 in words is "one hundred forty-one million, five hundred sixty-three thousand, five hundred one".