141561858 has 8 divisors (see below), whose sum is σ = 283123728. Its totient is φ = 47187284.

The previous prime is 141561857. The next prime is 141561869. The reversal of 141561858 is 858165141.

It is a sphenic number, since it is the product of 3 distinct primes.

141561858 is an admirable number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (141561857) 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, 11796816 + ... + 11796827.

It is an arithmetic number, because the mean of its divisors is an integer number (35390466).

Almost surely, 2^141561858 is an apocalyptic number.

141561858 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

141561858 is a wasteful number, since it uses less digits than its factorization.

141561858 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23593648.

The product of its digits is 38400, while the sum is 39.

The square root of 141561858 is about 11897.9770549451. The cubic root of 141561858 is about 521.1732114914.

The spelling of 141561858 in words is "one hundred forty-one million, five hundred sixty-one thousand, eight hundred fifty-eight".