1357473 has 8 divisors (see below), whose sum is σ = 1949248. Its totient is φ = 835344.

The previous prime is 1357463. The next prime is 1357507. The reversal of 1357473 is 3747531.

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

It is not a de Polignac number, because 1357473 - 2¹² = 1353377 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1357473.

It is not an unprimeable number, because it can be changed into a prime (1357423) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17365 + ... + 17442.

It is an arithmetic number, because the mean of its divisors is an integer number (243656).

2^1357473 is an apocalyptic number.

1357473 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

1357473 is a deficient number, since it is larger than the sum of its proper divisors (591775).

1357473 is a wasteful number, since it uses less digits than its factorization.

1357473 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34823.

The product of its digits is 8820, while the sum is 30.

The square root of 1357473 is about 1165.1064329065. The cubic root of 1357473 is about 110.7245014309.

It can be divided in two parts, 1357 and 473, that added together give a triangular number (1830 = T₆₀).

The spelling of 1357473 in words is "one million, three hundred fifty-seven thousand, four hundred seventy-three".