1355057 has 8 divisors (see below), whose sum is σ = 1510272. Its totient is φ = 1205200.

The previous prime is 1355047. The next prime is 1355063. The reversal of 1355057 is 7505531.

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

It is a cyclic number.

It is not a de Polignac number, because 1355057 - 2¹² = 1350961 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1355047) 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, 794 + ... + 1827.

It is an arithmetic number, because the mean of its divisors is an integer number (188784).

2^1355057 is an apocalyptic number.

It is an amenable number.

1355057 is a deficient number, since it is larger than the sum of its proper divisors (155215).

1355057 is a wasteful number, since it uses less digits than its factorization.

1355057 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2679.

The product of its (nonzero) digits is 2625, while the sum is 26.

The square root of 1355057 is about 1164.0691560212. The cubic root of 1355057 is about 110.6587740940.

The spelling of 1355057 in words is "one million, three hundred fifty-five thousand, fifty-seven".