141561236 has 12 divisors (see below), whose sum is σ = 251793780. Its totient is φ = 69620160.

The previous prime is 141561197. The next prime is 141561241. The reversal of 141561236 is 632165141.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 12602500 + 128958736 = 3550^2 + 11356^2 .

It is a junction number, because it is equal to n+sod(n) for n = 141561199 and 141561208.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 289841 + ... + 290328.

It is an arithmetic number, because the mean of its divisors is an integer number (20982815).

Almost surely, 2^141561236 is an apocalyptic number.

It is an amenable number.

141561236 is a deficient number, since it is larger than the sum of its proper divisors (110232544).

141561236 is a wasteful number, since it uses less digits than its factorization.

141561236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 580234 (or 580232 counting only the distinct ones).

The product of its digits is 4320, while the sum is 29.

The square root of 141561236 is about 11897.9509160191. The cubic root of 141561236 is about 521.1724481733.

The spelling of 141561236 in words is "one hundred forty-one million, five hundred sixty-one thousand, two hundred thirty-six".