2153550233 has 2 divisors, whose sum is σ = 2153550234. Its totient is φ = 2153550232.

The previous prime is 2153550229. The next prime is 2153550241. The reversal of 2153550233 is 3320553512.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2152681609 + 868624 = 46397^2 + 932^2 .

It is a cyclic number.

It is not a de Polignac number, because 2153550233 - 2² = 2153550229 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2153550196 and 2153550205.

It is not a weakly prime, because it can be changed into another prime (2153550263) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1076775116 + 1076775117.

It is an arithmetic number, because the mean of its divisors is an integer number (1076775117).

Almost surely, 2^2153550233 is an apocalyptic number.

It is an amenable number.

2153550233 is a deficient number, since it is larger than the sum of its proper divisors (1).

2153550233 is an equidigital number, since it uses as much as digits as its factorization.

2153550233 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13500, while the sum is 29.

The square root of 2153550233 is about 46406.3598335401. The cubic root of 2153550233 is about 1291.3729014703.

The spelling of 2153550233 in words is "two billion, one hundred fifty-three million, five hundred fifty thousand, two hundred thirty-three".