2013451 has 4 divisors (see below), whose sum is σ = 2196504. Its totient is φ = 1830400.

The previous prime is 2013439. The next prime is 2013457. The reversal of 2013451 is 1543102.

It is a semiprime because it is the product of two primes.

It is a de Polignac number, because none of the positive numbers 2^k-2013451 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2013457) 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, 91510 + ... + 91531.

It is an arithmetic number, because the mean of its divisors is an integer number (549126).

2^2013451 is an apocalyptic number.

2013451 is a deficient number, since it is larger than the sum of its proper divisors (183053).

2013451 is a wasteful number, since it uses less digits than its factorization.

2013451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 183052.

The product of its (nonzero) digits is 120, while the sum is 16.

The square root of 2013451 is about 1418.9612397807. The cubic root of 2013451 is about 126.2739274323.

Adding to 2013451 its reverse (1543102), we get a palindrome (3556553).

The spelling of 2013451 in words is "two million, thirteen thousand, four hundred fifty-one".