1146261 has 4 divisors (see below), whose sum is σ = 1528352. Its totient is φ = 764172.

The previous prime is 1146221. The next prime is 1146263. The reversal of 1146261 is 1626411.

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 not a de Polignac number, because 1146261 - 2⁷ = 1146133 is a prime.

It is a D-number.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1146263) 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, 191041 + ... + 191046.

It is an arithmetic number, because the mean of its divisors is an integer number (382088).

2^1146261 is an apocalyptic number.

It is an amenable number.

1146261 is a deficient number, since it is larger than the sum of its proper divisors (382091).

1146261 is an equidigital number, since it uses as much as digits as its factorization.

1146261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 382090.

The product of its digits is 288, while the sum is 21.

The square root of 1146261 is about 1070.6357924150. The cubic root of 1146261 is about 104.6552867844.

The spelling of 1146261 in words is "one million, one hundred forty-six thousand, two hundred sixty-one".