1406745573 has 16 divisors (see below), whose sum is σ = 1960298496. Its totient is φ = 895640240.

The previous prime is 1406745491. The next prime is 1406745581. The reversal of 1406745573 is 3755476041.

It is a happy number.

It is not a de Polignac number, because 1406745573 - 2⁸ = 1406745317 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1406745773) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28888 + ... + 60398.

It is an arithmetic number, because the mean of its divisors is an integer number (122518656).

Almost surely, 2^1406745573 is an apocalyptic number.

It is an amenable number.

1406745573 is a deficient number, since it is larger than the sum of its proper divisors (553552923).

1406745573 is a wasteful number, since it uses less digits than its factorization.

1406745573 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32184.

The product of its (nonzero) digits is 352800, while the sum is 42.

The square root of 1406745573 is about 37506.6070579571. The cubic root of 1406745573 is about 1120.4827778904.

The spelling of 1406745573 in words is "one billion, four hundred six million, seven hundred forty-five thousand, five hundred seventy-three".