145114442 has 16 divisors (see below), whose sum is σ = 237654432. Its totient is φ = 65907120.

The previous prime is 145114423. The next prime is 145114447. The reversal of 145114442 is 244411541.

It is not an unprimeable number, because it can be changed into a prime (145114447) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39308 + ... + 42840.

It is an arithmetic number, because the mean of its divisors is an integer number (14853402).

Almost surely, 2^145114442 is an apocalyptic number.

145114442 is a deficient number, since it is larger than the sum of its proper divisors (92539990).

145114442 is a wasteful number, since it uses less digits than its factorization.

145114442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5413.

The product of its digits is 2560, while the sum is 26.

The square root of 145114442 is about 12046.3455869405. The cubic root of 145114442 is about 525.4969649499.

Adding to 145114442 its reverse (244411541), we get a palindrome (389525983).

The spelling of 145114442 in words is "one hundred forty-five million, one hundred fourteen thousand, four hundred forty-two".