141749330 has 8 divisors (see below), whose sum is σ = 255148812. Its totient is φ = 56699728.

The previous prime is 141749327. The next prime is 141749339. The reversal of 141749330 is 33947141.

It can be written as a sum of positive squares in 2 ways, for example, as 136165561 + 5583769 = 11669^2 + 2363^2 .

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

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (141749339) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7087457 + ... + 7087476.

Almost surely, 2^141749330 is an apocalyptic number.

141749330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

141749330 is a deficient number, since it is larger than the sum of its proper divisors (113399482).

141749330 is a wasteful number, since it uses less digits than its factorization.

141749330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14174940.

The product of its (nonzero) digits is 9072, while the sum is 32.

The square root of 141749330 is about 11905.8527624022. The cubic root of 141749330 is about 521.4031752368.

The spelling of 141749330 in words is "one hundred forty-one million, seven hundred forty-nine thousand, three hundred thirty".