2023153261 has 2 divisors, whose sum is σ = 2023153262. Its totient is φ = 2023153260.

The previous prime is 2023153219. The next prime is 2023153271. The reversal of 2023153261 is 1623513202.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1305449161 + 717704100 = 36131^2 + 26790^2 .

It is a cyclic number.

It is not a de Polignac number, because 2023153261 - 2¹⁵ = 2023120493 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2023153271) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1011576630 + 1011576631.

It is an arithmetic number, because the mean of its divisors is an integer number (1011576631).

Almost surely, 2^2023153261 is an apocalyptic number.

It is an amenable number.

2023153261 is a deficient number, since it is larger than the sum of its proper divisors (1).

2023153261 is an equidigital number, since it uses as much as digits as its factorization.

2023153261 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2160, while the sum is 25.

The square root of 2023153261 is about 44979.4759973924. The cubic root of 2023153261 is about 1264.7642883892.

Adding to 2023153261 its reverse (1623513202), we get a palindrome (3646666463).

The spelling of 2023153261 in words is "two billion, twenty-three million, one hundred fifty-three thousand, two hundred sixty-one".