145541416 has 16 divisors (see below), whose sum is σ = 273018240. Its totient is φ = 72736560.

The previous prime is 145541371. The next prime is 145541441. The reversal of 145541416 is 614145541.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 30505 + ... + 34951.

It is an arithmetic number, because the mean of its divisors is an integer number (17063640).

Almost surely, 2^145541416 is an apocalyptic number.

It is an amenable number.

145541416 is a deficient number, since it is larger than the sum of its proper divisors (127476824).

145541416 is a wasteful number, since it uses less digits than its factorization.

145541416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8544 (or 8540 counting only the distinct ones).

The product of its digits is 9600, while the sum is 31.

The square root of 145541416 is about 12064.0547080988. The cubic root of 145541416 is about 526.0118547546.

Adding to 145541416 its reverse (614145541), we get a palindrome (759686957).

The spelling of 145541416 in words is "one hundred forty-five million, five hundred forty-one thousand, four hundred sixteen".