11012649 has 4 divisors (see below), whose sum is σ = 14683536. Its totient is φ = 7341764.

The previous prime is 11012621. The next prime is 11012669. The reversal of 11012649 is 94621011.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 11012649 - 2¹⁶ = 10947113 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11012669) 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, 1835439 + ... + 1835444.

It is an arithmetic number, because the mean of its divisors is an integer number (3670884).

Almost surely, 2^11012649 is an apocalyptic number.

It is an amenable number.

11012649 is a deficient number, since it is larger than the sum of its proper divisors (3670887).

11012649 is an equidigital number, since it uses as much as digits as its factorization.

11012649 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3670886.

The product of its (nonzero) digits is 432, while the sum is 24.

The square root of 11012649 is about 3318.5311509763. The cubic root of 11012649 is about 222.4832222336.

The spelling of 11012649 in words is "eleven million, twelve thousand, six hundred forty-nine".