141065631 has 48 divisors (see below), whose sum is σ = 243769344. Its totient is φ = 79851744.

The previous prime is 141065629. The next prime is 141065641. The reversal of 141065631 is 136560141.

141065631 is a `hidden beast` number, since 1 + 4 + 1 + 0 + 656 + 3 + 1 = 666.

It is not a de Polignac number, because 141065631 - 2¹ = 141065629 is a prime.

It is a super-2 number, since 2×141065631² = 39799024498856322, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 141065595 and 141065604.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (141065641) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 215701 + ... + 216353.

It is an arithmetic number, because the mean of its divisors is an integer number (5078528).

Almost surely, 2^141065631 is an apocalyptic number.

141065631 is a deficient number, since it is larger than the sum of its proper divisors (102703713).

141065631 is an equidigital number, since it uses as much as digits as its factorization.

141065631 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 802 (or 790 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 27.

The square root of 141065631 is about 11877.1053291616. The cubic root of 141065631 is about 520.5635298548.

The spelling of 141065631 in words is "one hundred forty-one million, sixty-five thousand, six hundred thirty-one".