145243526401003 has 4 divisors (see below), whose sum is σ = 145291288168728. Its totient is φ = 145195764633280.

The previous prime is 145243526400997. The next prime is 145243526401081. The reversal of 145243526401003 is 300104625342541.

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

It is a cyclic number.

It is not a de Polignac number, because 145243526401003 - 2²⁹ = 145242989530091 is a prime.

It is a super-2 number, since 2×145243526401003² (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 (145243523401003) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23880879301 + ... + 23880885382.

It is an arithmetic number, because the mean of its divisors is an integer number (36322822042182).

Almost surely, 2^{145243526401003} is an apocalyptic number.

145243526401003 is a deficient number, since it is larger than the sum of its proper divisors (47761767725).

145243526401003 is an equidigital number, since it uses as much as digits as its factorization.

145243526401003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47761767724.

The product of its (nonzero) digits is 345600, while the sum is 40.

The spelling of 145243526401003 in words is "one hundred forty-five trillion, two hundred forty-three billion, five hundred twenty-six million, four hundred one thousand, three".