145541302 has 4 divisors (see below), whose sum is σ = 218311956. Its totient is φ = 72770650.

The previous prime is 145541299. The next prime is 145541317. The reversal of 145541302 is 203145541.

It is a happy number.

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

It is a congruent number.

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, 36385324 + ... + 36385327.

It is an arithmetic number, because the mean of its divisors is an integer number (54577989).

Almost surely, 2^145541302 is an apocalyptic number.

145541302 is a deficient number, since it is larger than the sum of its proper divisors (72770654).

145541302 is an equidigital number, since it uses as much as digits as its factorization.

145541302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72770653.

The product of its (nonzero) digits is 2400, while the sum is 25.

The square root of 145541302 is about 12064.0499833182. The cubic root of 145541302 is about 526.0117174160.

Adding to 145541302 its reverse (203145541), we get a palindrome (348686843).

It can be divided in two parts, 14 and 5541302, that added together give a square (5541316 = 2354²).

The spelling of 145541302 in words is "one hundred forty-five million, five hundred forty-one thousand, three hundred two".