145501254152153 has 4 divisors (see below), whose sum is σ = 145501282392228. Its totient is φ = 145501225912080.

The previous prime is 145501254152087. The next prime is 145501254152167. The reversal of 145501254152153 is 351251452105541.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 44654830610329 + 100846423541824 = 6682427^2 + 10042232^2 .

It is a cyclic number.

It is not a de Polignac number, because 145501254152153 - 2¹⁸ = 145501253890009 is a prime.

It is a super-2 number, since 2×145501254152153² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (145501254152453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3949838 + ... + 17510103.

It is an arithmetic number, because the mean of its divisors is an integer number (36375320598057).

Almost surely, 2^{145501254152153} is an apocalyptic number.

It is an amenable number.

145501254152153 is a deficient number, since it is larger than the sum of its proper divisors (28240075).

145501254152153 is an equidigital number, since it uses as much as digits as its factorization.

145501254152153 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28240074.

The product of its (nonzero) digits is 600000, while the sum is 44.

The spelling of 145501254152153 in words is "one hundred forty-five trillion, five hundred one billion, two hundred fifty-four million, one hundred fifty-two thousand, one hundred fifty-three".