1357106 has 4 divisors (see below), whose sum is σ = 2035662. Its totient is φ = 678552.

The previous prime is 1357091. The next prime is 1357129. The reversal of 1357106 is 6017531.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6017531 = 13 ⋅462887.

It can be written as a sum of positive squares in only one way, i.e., 1301881 + 55225 = 1141^2 + 235^2 .

It is a nialpdrome in base 12.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 339275 + ... + 339278.

2^1357106 is an apocalyptic number.

1357106 is a deficient number, since it is larger than the sum of its proper divisors (678556).

1357106 is an equidigital number, since it uses as much as digits as its factorization.

1357106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 678555.

The product of its (nonzero) digits is 630, while the sum is 23.

The square root of 1357106 is about 1164.9489259191. The cubic root of 1357106 is about 110.7145222135.

The spelling of 1357106 in words is "one million, three hundred fifty-seven thousand, one hundred six".