101145263 has 2 divisors, whose sum is σ = 101145264. Its totient is φ = 101145262.

The previous prime is 101145221. The next prime is 101145307. The reversal of 101145263 is 362541101.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 101145263 - 2⁶ = 101145199 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (101145463) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50572631 + 50572632.

It is an arithmetic number, because the mean of its divisors is an integer number (50572632).

Almost surely, 2^101145263 is an apocalyptic number.

101145263 is a deficient number, since it is larger than the sum of its proper divisors (1).

101145263 is an equidigital number, since it uses as much as digits as its factorization.

101145263 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 720, while the sum is 23.

The square root of 101145263 is about 10057.1001287648. The cubic root of 101145263 is about 465.9241082426.

Adding to 101145263 its reverse (362541101), we get a palindrome (463686364).

The spelling of 101145263 in words is "one hundred one million, one hundred forty-five thousand, two hundred sixty-three".