141004649 has 4 divisors (see below), whose sum is σ = 143109264. Its totient is φ = 138900036.

The previous prime is 141004639. The next prime is 141004657. The reversal of 141004649 is 946400141.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 946400141 = 9857 ⋅96013.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-141004649 is a prime.

It is a super-2 number, since 2×141004649² = 39764622079226402, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (141004639) 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, 1052207 + ... + 1052340.

It is an arithmetic number, because the mean of its divisors is an integer number (35777316).

Almost surely, 2^141004649 is an apocalyptic number.

It is an amenable number.

141004649 is a deficient number, since it is larger than the sum of its proper divisors (2104615).

141004649 is an equidigital number, since it uses as much as digits as its factorization.

141004649 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2104614.

The product of its (nonzero) digits is 3456, while the sum is 29.

The square root of 141004649 is about 11874.5378436384. The cubic root of 141004649 is about 520.4885066654.

The spelling of 141004649 in words is "one hundred forty-one million, four thousand, six hundred forty-nine".