145141552 has 10 divisors (see below), whose sum is σ = 281211788. Its totient is φ = 72570768.

The previous prime is 145141531. The next prime is 145141561. The reversal of 145141552 is 255141541.

It is a super-3 number, since 3×145141552³ (a number of 25 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 145141552.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 4535658 + ... + 4535689.

Almost surely, 2^145141552 is an apocalyptic number.

It is an amenable number.

145141552 is a deficient number, since it is larger than the sum of its proper divisors (136070236).

145141552 is an equidigital number, since it uses as much as digits as its factorization.

145141552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9071355 (or 9071349 counting only the distinct ones).

The product of its digits is 4000, while the sum is 28.

The square root of 145141552 is about 12047.4707719089. The cubic root of 145141552 is about 525.5296870219.

The spelling of 145141552 in words is "one hundred forty-five million, one hundred forty-one thousand, five hundred fifty-two".