141052649 has 4 divisors (see below), whose sum is σ = 142346820. Its totient is φ = 139758480.

The previous prime is 141052633. The next prime is 141052673. The reversal of 141052649 is 946250141.

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 118962649 + 22090000 = 10907^2 + 4700^2 .

It is a cyclic number.

It is not a de Polignac number, because 141052649 - 2⁴ = 141052633 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (141052619) 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, 646922 + ... + 647139.

It is an arithmetic number, because the mean of its divisors is an integer number (35586705).

Almost surely, 2^141052649 is an apocalyptic number.

It is an amenable number.

141052649 is a deficient number, since it is larger than the sum of its proper divisors (1294171).

141052649 is a wasteful number, since it uses less digits than its factorization.

141052649 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1294170.

The product of its (nonzero) digits is 8640, while the sum is 32.

The square root of 141052649 is about 11876.5588029530. The cubic root of 141052649 is about 520.5475605432.

The spelling of 141052649 in words is "one hundred forty-one million, fifty-two thousand, six hundred forty-nine".