145235111241201 has 4 divisors (see below), whose sum is σ = 193646814988272. Its totient is φ = 96823407494132.

The previous prime is 145235111241151. The next prime is 145235111241239. The reversal of 145235111241201 is 102142111532541.

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.

It is a cyclic number.

It is not a de Polignac number, because 145235111241201 - 2⁶ = 145235111241137 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (145235111246201) 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, 24205851873531 + ... + 24205851873536.

It is an arithmetic number, because the mean of its divisors is an integer number (48411703747068).

Almost surely, 2^{145235111241201} is an apocalyptic number.

It is an amenable number.

145235111241201 is a deficient number, since it is larger than the sum of its proper divisors (48411703747071).

145235111241201 is an equidigital number, since it uses as much as digits as its factorization.

145235111241201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48411703747070.

The product of its (nonzero) digits is 9600, while the sum is 33.

Adding to 145235111241201 its reverse (102142111532541), we get a palindrome (247377222773742).

The spelling of 145235111241201 in words is "one hundred forty-five trillion, two hundred thirty-five billion, one hundred eleven million, two hundred forty-one thousand, two hundred one".