1146451 has 4 divisors (see below), whose sum is σ = 1157904. Its totient is φ = 1135000.

The previous prime is 1146421. The next prime is 1146461. The reversal of 1146451 is 1546411.

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 1146451 - 2⁵ = 1146419 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1146421) 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, 5575 + ... + 5776.

It is an arithmetic number, because the mean of its divisors is an integer number (289476).

2^1146451 is an apocalyptic number.

1146451 is a deficient number, since it is larger than the sum of its proper divisors (11453).

1146451 is a wasteful number, since it uses less digits than its factorization.

1146451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11452.

The product of its digits is 480, while the sum is 22.

The square root of 1146451 is about 1070.7245210604. The cubic root of 1146451 is about 104.6610688898.

The spelling of 1146451 in words is "one million, one hundred forty-six thousand, four hundred fifty-one".