11420061 has 4 divisors (see below), whose sum is σ = 15226752. Its totient is φ = 7613372.

The previous prime is 11420051. The next prime is 11420063. The reversal of 11420061 is 16002411.

11420061 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 11420061 - 2¹⁴ = 11403677 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 11420061.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11420063) 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, 1903341 + ... + 1903346.

It is an arithmetic number, because the mean of its divisors is an integer number (3806688).

Almost surely, 2^11420061 is an apocalyptic number.

It is an amenable number.

11420061 is a deficient number, since it is larger than the sum of its proper divisors (3806691).

11420061 is an equidigital number, since it uses as much as digits as its factorization.

11420061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3806690.

The product of its (nonzero) digits is 48, while the sum is 15.

The square root of 11420061 is about 3379.3580751379. The cubic root of 11420061 is about 225.1936505671.

Adding to 11420061 its reverse (16002411), we get a palindrome (27422472).

The spelling of 11420061 in words is "eleven million, four hundred twenty thousand, sixty-one".