145453130015 has 4 divisors (see below), whose sum is σ = 174543756024. Its totient is φ = 116362504008.

The previous prime is 145453130003. The next prime is 145453130071. The reversal of 145453130015 is 510031354541.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 510031354541 = 751 ⋅679136291.

It is a cyclic number.

It is not a de Polignac number, because 145453130015 - 2⁴ = 145453129999 is a prime.

It is a super-2 number, since 2×145453130015² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14545312997 + ... + 14545313006.

It is an arithmetic number, because the mean of its divisors is an integer number (43635939006).

Almost surely, 2^145453130015 is an apocalyptic number.

145453130015 is a deficient number, since it is larger than the sum of its proper divisors (29090626009).

145453130015 is an equidigital number, since it uses as much as digits as its factorization.

145453130015 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29090626008.

The product of its (nonzero) digits is 18000, while the sum is 32.

Adding to 145453130015 its reverse (510031354541), we get a palindrome (655484484556).

The spelling of 145453130015 in words is "one hundred forty-five billion, four hundred fifty-three million, one hundred thirty thousand, fifteen".