145053555243 has 8 divisors (see below), whose sum is σ = 193442990400. Its totient is φ = 96683245128.

The previous prime is 145053555239. The next prime is 145053555259. The reversal of 145053555243 is 342555350541.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 145053555243 - 2² = 145053555239 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 145053555195 and 145053555204.

It is not an unprimeable number, because it can be changed into a prime (145053555043) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4763553 + ... + 4793906.

It is an arithmetic number, because the mean of its divisors is an integer number (24180373800).

Almost surely, 2^145053555243 is an apocalyptic number.

145053555243 is a deficient number, since it is larger than the sum of its proper divisors (48389435157).

145053555243 is an equidigital number, since it uses as much as digits as its factorization.

145053555243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9562521.

The product of its (nonzero) digits is 900000, while the sum is 42.

The spelling of 145053555243 in words is "one hundred forty-five billion, fifty-three million, five hundred fifty-five thousand, two hundred forty-three".