145203141004 has 24 divisors (see below), whose sum is σ = 259530743808. Its totient is φ = 71051723280.

The previous prime is 145203140947. The next prime is 145203141011. The reversal of 145203141004 is 400141302541.

It is a super-2 number, since 2×145203141004² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 145203141004.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4773387 + ... + 4803709.

It is an arithmetic number, because the mean of its divisors is an integer number (10813780992).

Almost surely, 2^145203141004 is an apocalyptic number.

It is an amenable number.

145203141004 is a deficient number, since it is larger than the sum of its proper divisors (114327602804).

145203141004 is a wasteful number, since it uses less digits than its factorization.

145203141004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55845 (or 55843 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 25.

Adding to 145203141004 its reverse (400141302541), we get a palindrome (545344443545).

The spelling of 145203141004 in words is "one hundred forty-five billion, two hundred three million, one hundred forty-one thousand, four".