1445514115253 has 16 divisors (see below), whose sum is σ = 1559989663680. Its totient is φ = 1331509031424.

The previous prime is 1445514115229. The next prime is 1445514115261. The reversal of 1445514115253 is 3525114155441.

It is not a de Polignac number, because 1445514115253 - 2¹⁰ = 1445514114229 is a prime.

It is a super-2 number, since 2×1445514115253² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1445514115253.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1445514115223) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23162750 + ... + 23225072.

It is an arithmetic number, because the mean of its divisors is an integer number (97499353980).

Almost surely, 2^{1445514115253} is an apocalyptic number.

1445514115253 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

1445514115253 is a deficient number, since it is larger than the sum of its proper divisors (114475548427).

1445514115253 is a wasteful number, since it uses less digits than its factorization.

1445514115253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66068.

The product of its digits is 240000, while the sum is 41.

The spelling of 1445514115253 in words is "one trillion, four hundred forty-five billion, five hundred fourteen million, one hundred fifteen thousand, two hundred fifty-three".