2141493 has 4 divisors (see below), whose sum is σ = 2855328. Its totient is φ = 1427660.

The previous prime is 2141467. The next prime is 2141497. The reversal of 2141493 is 3941412.

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 2141493 - 2¹² = 2137397 is a prime.

It is a D-number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2141497) 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, 356913 + ... + 356918.

It is an arithmetic number, because the mean of its divisors is an integer number (713832).

2^2141493 is an apocalyptic number.

It is an amenable number.

2141493 is a deficient number, since it is larger than the sum of its proper divisors (713835).

2141493 is an equidigital number, since it uses as much as digits as its factorization.

2141493 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 713834.

The product of its digits is 864, while the sum is 24.

The square root of 2141493 is about 1463.3840917545. The cubic root of 2141493 is about 128.8958356288.

It can be divided in two parts, 21 and 41493, that added together give a palindrome (41514).

The spelling of 2141493 in words is "two million, one hundred forty-one thousand, four hundred ninety-three".