11651033 has 2 divisors, whose sum is σ = 11651034. Its totient is φ = 11651032.

The previous prime is 11651023. The next prime is 11651039. The reversal of 11651033 is 33015611.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6416089 + 5234944 = 2533^2 + 2288^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11651033 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 11650996 and 11651014.

It is not a weakly prime, because it can be changed into another prime (11651039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5825516 + 5825517.

It is an arithmetic number, because the mean of its divisors is an integer number (5825517).

Almost surely, 2^11651033 is an apocalyptic number.

It is an amenable number.

11651033 is a deficient number, since it is larger than the sum of its proper divisors (1).

11651033 is an equidigital number, since it uses as much as digits as its factorization.

11651033 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 270, while the sum is 20.

The square root of 11651033 is about 3413.3609536643. The cubic root of 11651033 is about 226.7017177149.

Adding to 11651033 its reverse (33015611), we get a palindrome (44666644).

The spelling of 11651033 in words is "eleven million, six hundred fifty-one thousand, thirty-three".