10023553 has 2 divisors, whose sum is σ = 10023554. Its totient is φ = 10023552.

The previous prime is 10023539. The next prime is 10023593. The reversal of 10023553 is 35532001.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9199089 + 824464 = 3033^2 + 908^2 .

It is a cyclic number.

It is not a de Polignac number, because 10023553 - 2⁵ = 10023521 is a prime.

It is a super-2 number, since 2×10023553² = 200943229487618, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 10023553.

It is not a weakly prime, because it can be changed into another prime (10023593) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5011776 + 5011777.

It is an arithmetic number, because the mean of its divisors is an integer number (5011777).

Almost surely, 2^10023553 is an apocalyptic number.

It is an amenable number.

10023553 is a deficient number, since it is larger than the sum of its proper divisors (1).

10023553 is an equidigital number, since it uses as much as digits as its factorization.

10023553 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 450, while the sum is 19.

The square root of 10023553 is about 3165.9995262160. Note that the first 3 decimals coincide. The cubic root of 10023553 is about 215.6124810487.

Adding to 10023553 its product of nonzero digits (450), we get a triangular number (10024003 = T₄₄₇₇).

Adding to 10023553 its reverse (35532001), we get a palindrome (45555554).

It can be divided in two parts, 100 and 23553, that added together give a triangular number (23653 = T₂₁₇).

The spelling of 10023553 in words is "ten million, twenty-three thousand, five hundred fifty-three".