2154153224 has 8 divisors (see below), whose sum is σ = 4039037310. Its totient is φ = 1077076608.

The previous prime is 2154153217. The next prime is 2154153289. The reversal of 2154153224 is 4223514512.

It can be written as a sum of positive squares in only one way, i.e., 2071888324 + 82264900 = 45518^2 + 9070^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×2154153224² = 9280752224939188352, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 134634569 + ... + 134634584.

Almost surely, 2^2154153224 is an apocalyptic number.

It is an amenable number.

2154153224 is a deficient number, since it is larger than the sum of its proper divisors (1884884086).

2154153224 is a wasteful number, since it uses less digits than its factorization.

2154153224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 269269159 (or 269269155 counting only the distinct ones).

The product of its digits is 9600, while the sum is 29.

The square root of 2154153224 is about 46412.8562361766. The cubic root of 2154153224 is about 1291.4934177476.

Adding to 2154153224 its reverse (4223514512), we get a palindrome (6377667736).

The spelling of 2154153224 in words is "two billion, one hundred fifty-four million, one hundred fifty-three thousand, two hundred twenty-four".