145501041 has 12 divisors (see below), whose sum is σ = 225675312. Its totient is φ = 83143368.

The previous prime is 145501007. The next prime is 145501063. The reversal of 145501041 is 140105541.

It is not a de Polignac number, because 145501041 - 2¹⁵ = 145468273 is a prime.

It is a super-3 number, since 3×145501041³ (a number of 25 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a junction number, because it is equal to n+sod(n) for n = 145500999 and 145501017.

It is not an unprimeable number, because it can be changed into a prime (145503041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 494755 + ... + 495048.

It is an arithmetic number, because the mean of its divisors is an integer number (18806276).

Almost surely, 2^145501041 is an apocalyptic number.

It is an amenable number.

145501041 is a deficient number, since it is larger than the sum of its proper divisors (80174271).

145501041 is an equidigital number, since it uses as much as digits as its factorization.

145501041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 989820 (or 989813 counting only the distinct ones).

The product of its (nonzero) digits is 400, while the sum is 21.

The square root of 145501041 is about 12062.3812325759. The cubic root of 145501041 is about 525.9632095112.

Adding to 145501041 its reverse (140105541), we get a palindrome (285606582).

It can be divided in two parts, 14 and 5501041, that added together give a palindrome (5501055).

The spelling of 145501041 in words is "one hundred forty-five million, five hundred one thousand, forty-one".