145241044001 has 2 divisors, whose sum is σ = 145241044002. Its totient is φ = 145241044000.

The previous prime is 145241043973. The next prime is 145241044019. The reversal of 145241044001 is 100440142541.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 132349712401 + 12891331600 = 363799^2 + 113540^2 .

It is an emirp because it is prime and its reverse (100440142541) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 145241044001 - 2¹⁰ = 145241042977 is a prime.

It is not a weakly prime, because it can be changed into another prime (145241044031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72620522000 + 72620522001.

It is an arithmetic number, because the mean of its divisors is an integer number (72620522001).

Almost surely, 2^145241044001 is an apocalyptic number.

It is an amenable number.

145241044001 is a deficient number, since it is larger than the sum of its proper divisors (1).

145241044001 is an equidigital number, since it uses as much as digits as its factorization.

145241044001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2560, while the sum is 26.

Adding to 145241044001 its reverse (100440142541), we get a palindrome (245681186542).

The spelling of 145241044001 in words is "one hundred forty-five billion, two hundred forty-one million, forty-four thousand, one".