2241543145 has 16 divisors (see below), whose sum is σ = 2856493440. Its totient is φ = 1683811584.

The previous prime is 2241543137. The next prime is 2241543179. The reversal of 2241543145 is 5413451422.

It is a cyclic number.

It is not a de Polignac number, because 2241543145 - 2³ = 2241543137 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 93669 + ... + 115138.

It is an arithmetic number, because the mean of its divisors is an integer number (178530840).

Almost surely, 2^2241543145 is an apocalyptic number.

It is an amenable number.

2241543145 is a deficient number, since it is larger than the sum of its proper divisors (614950295).

2241543145 is a wasteful number, since it uses less digits than its factorization.

2241543145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 208944.

The product of its digits is 19200, while the sum is 31.

The square root of 2241543145 is about 47344.9379025889. The cubic root of 2241543145 is about 1308.7269152023.

Adding to 2241543145 its reverse (5413451422), we get a palindrome (7654994567).

The spelling of 2241543145 in words is "two billion, two hundred forty-one million, five hundred forty-three thousand, one hundred forty-five".