141893551 has 2 divisors, whose sum is σ = 141893552. Its totient is φ = 141893550.

The previous prime is 141893537. The next prime is 141893569. The reversal of 141893551 is 155398141.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 141893551 - 2⁵ = 141893519 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 141893551.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (141893581) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70946775 + 70946776.

It is an arithmetic number, because the mean of its divisors is an integer number (70946776).

Almost surely, 2^141893551 is an apocalyptic number.

141893551 is a deficient number, since it is larger than the sum of its proper divisors (1).

141893551 is an equidigital number, since it uses as much as digits as its factorization.

141893551 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 21600, while the sum is 37.

The square root of 141893551 is about 11911.9079496108. The cubic root of 141893551 is about 521.5799469105.

The spelling of 141893551 in words is "one hundred forty-one million, eight hundred ninety-three thousand, five hundred fifty-one".