145335620041 has 4 divisors (see below), whose sum is σ = 145347073792. Its totient is φ = 145324166292.

The previous prime is 145335620033. The next prime is 145335620081. The reversal of 145335620041 is 140026533541.

145335620041 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 145335620041 - 2³ = 145335620033 is a prime.

It is a super-2 number, since 2×145335620041² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 145335619979 and 145335620006.

It is not an unprimeable number, because it can be changed into a prime (145335620081) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5707821 + ... + 5733226.

It is an arithmetic number, because the mean of its divisors is an integer number (36336768448).

Almost surely, 2^145335620041 is an apocalyptic number.

It is an amenable number.

145335620041 is a deficient number, since it is larger than the sum of its proper divisors (11453751).

145335620041 is a wasteful number, since it uses less digits than its factorization.

145335620041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11453750.

The product of its (nonzero) digits is 43200, while the sum is 34.

The spelling of 145335620041 in words is "one hundred forty-five billion, three hundred thirty-five million, six hundred twenty thousand, forty-one".