201053623 has 2 divisors, whose sum is σ = 201053624. Its totient is φ = 201053622.

The previous prime is 201053609. The next prime is 201053641. The reversal of 201053623 is 326350102.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-201053623 is a prime.

It is a super-2 number, since 2×201053623² = 80845118642852258, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 201053594 and 201053603.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (201053653) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100526811 + 100526812.

It is an arithmetic number, because the mean of its divisors is an integer number (100526812).

Almost surely, 2^201053623 is an apocalyptic number.

201053623 is a deficient number, since it is larger than the sum of its proper divisors (1).

201053623 is an equidigital number, since it uses as much as digits as its factorization.

201053623 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1080, while the sum is 22.

The square root of 201053623 is about 14179.3378900427. The cubic root of 201053623 is about 585.8286870076.

The spelling of 201053623 in words is "two hundred one million, fifty-three thousand, six hundred twenty-three".