1406045 has 8 divisors (see below), whose sum is σ = 1697760. Its totient is φ = 1117840.

The previous prime is 1406039. The next prime is 1406051. The reversal of 1406045 is 5406041.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1406039) and next prime (1406051).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1406045 - 2¹² = 1401949 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 110 + ... + 1680.

It is an arithmetic number, because the mean of its divisors is an integer number (212220).

2^1406045 is an apocalyptic number.

It is an amenable number.

1406045 is a deficient number, since it is larger than the sum of its proper divisors (291715).

1406045 is a wasteful number, since it uses less digits than its factorization.

1406045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1755.

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 1406045 is about 1185.7676838234. The cubic root of 1406045 is about 112.0296743225.

The spelling of 1406045 in words is "one million, four hundred six thousand, forty-five".