1494251 has 4 divisors (see below), whose sum is σ = 1630104. Its totient is φ = 1358400.

The previous prime is 1494247. The next prime is 1494253. The reversal of 1494251 is 1524941.

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

It is a cyclic number.

It is not a de Polignac number, because 1494251 - 2² = 1494247 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1494251.

It is not an unprimeable number, because it can be changed into a prime (1494253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 67910 + ... + 67931.

It is an arithmetic number, because the mean of its divisors is an integer number (407526).

2^1494251 is an apocalyptic number.

1494251 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1494251 is a deficient number, since it is larger than the sum of its proper divisors (135853).

1494251 is a wasteful number, since it uses less digits than its factorization.

1494251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135852.

The product of its digits is 1440, while the sum is 26.

The square root of 1494251 is about 1222.3955988141. The cubic root of 1494251 is about 114.3249934182.

The spelling of 1494251 in words is "one million, four hundred ninety-four thousand, two hundred fifty-one".