145501301232141 has 4 divisors (see below), whose sum is σ = 194001734976192. Its totient is φ = 97000867488092.

The previous prime is 145501301232139. The next prime is 145501301232191. The reversal of 145501301232141 is 141232103105541.

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.

It is a cyclic number.

It is not a de Polignac number, because 145501301232141 - 2¹ = 145501301232139 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (145501301232191) 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, 24250216872021 + ... + 24250216872026.

It is an arithmetic number, because the mean of its divisors is an integer number (48500433744048).

Almost surely, 2^{145501301232141} is an apocalyptic number.

It is an amenable number.

145501301232141 is a deficient number, since it is larger than the sum of its proper divisors (48500433744051).

145501301232141 is an equidigital number, since it uses as much as digits as its factorization.

145501301232141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48500433744050.

The product of its (nonzero) digits is 14400, while the sum is 33.

Adding to 145501301232141 its reverse (141232103105541), we get a palindrome (286733404337682).

The spelling of 145501301232141 in words is "one hundred forty-five trillion, five hundred one billion, three hundred one million, two hundred thirty-two thousand, one hundred forty-one".