10651489 has 4 divisors (see below), whose sum is σ = 10660356. Its totient is φ = 10642624.

The previous prime is 10651483. The next prime is 10651499. The reversal of 10651489 is 98415601.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 98415601 = 17 ⋅5789153.

It can be written as a sum of positive squares in 2 ways, for example, as 4376464 + 6275025 = 2092^2 + 2505^2 .

It is a cyclic number.

It is not a de Polignac number, because 10651489 - 2⁹ = 10650977 is a prime.

It is a super-2 number, since 2×10651489² = 226908435834242, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10651483) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2284 + ... + 5149.

It is an arithmetic number, because the mean of its divisors is an integer number (2665089).

Almost surely, 2^10651489 is an apocalyptic number.

It is an amenable number.

10651489 is a deficient number, since it is larger than the sum of its proper divisors (8867).

10651489 is an equidigital number, since it uses as much as digits as its factorization.

10651489 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8866.

The product of its (nonzero) digits is 8640, while the sum is 34.

The square root of 10651489 is about 3263.6619003812. The cubic root of 10651489 is about 220.0240263016.

The spelling of 10651489 in words is "ten million, six hundred fifty-one thousand, four hundred eighty-nine".