141557610109 has 4 divisors (see below), whose sum is σ = 141559048540. Its totient is φ = 141556171680.

The previous prime is 141557610107. The next prime is 141557610113. The reversal of 141557610109 is 901016755141.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 11261878884 + 130295731225 = 106122^2 + 360965^2 .

It is a cyclic number.

It is not a de Polignac number, because 141557610109 - 2¹ = 141557610107 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 (141557610107) 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, 559824 + ... + 772345.

It is an arithmetic number, because the mean of its divisors is an integer number (35389762135).

Almost surely, 2^141557610109 is an apocalyptic number.

It is an amenable number.

141557610109 is a deficient number, since it is larger than the sum of its proper divisors (1438431).

141557610109 is a wasteful number, since it uses less digits than its factorization.

141557610109 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1438430.

The product of its (nonzero) digits is 37800, while the sum is 40.

The spelling of 141557610109 in words is "one hundred forty-one billion, five hundred fifty-seven million, six hundred ten thousand, one hundred nine".