1143154153 has 4 divisors (see below), whose sum is σ = 1148060628. Its totient is φ = 1138247680.

The previous prime is 1143154127. The next prime is 1143154157. The reversal of 1143154153 is 3514513411.

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

It can be written as a sum of positive squares in 2 ways, for example, as 827310169 + 315843984 = 28763^2 + 17772^2 .

It is a cyclic number.

It is not a de Polignac number, because 1143154153 - 2⁵ = 1143154121 is a prime.

It is a super-2 number, since 2×1143154153² = 2613602835042294818, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1143154157) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 2452888 + ... + 2453353.

It is an arithmetic number, because the mean of its divisors is an integer number (287015157).

Almost surely, 2^1143154153 is an apocalyptic number.

It is an amenable number.

1143154153 is a deficient number, since it is larger than the sum of its proper divisors (4906475).

1143154153 is an equidigital number, since it uses as much as digits as its factorization.

1143154153 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4906474.

The product of its digits is 3600, while the sum is 28.

The square root of 1143154153 is about 33810.5627430246. The cubic root of 1143154153 is about 1045.6064802139.

Adding to 1143154153 its reverse (3514513411), we get a palindrome (4657667564).

The spelling of 1143154153 in words is "one billion, one hundred forty-three million, one hundred fifty-four thousand, one hundred fifty-three".