1356049 has 8 divisors (see below), whose sum is σ = 1440000. Its totient is φ = 1273392.

The previous prime is 1356037. The next prime is 1356053. The reversal of 1356049 is 9406531.

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 1356049 - 2¹⁵ = 1323281 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1356059) 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, 2592 + ... + 3070.

It is an arithmetic number, because the mean of its divisors is an integer number (180000).

2^1356049 is an apocalyptic number.

1356049 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

It is an amenable number.

1356049 is a deficient number, since it is larger than the sum of its proper divisors (83951).

1356049 is a wasteful number, since it uses less digits than its factorization.

1356049 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 647.

The product of its (nonzero) digits is 3240, while the sum is 28.

The square root of 1356049 is about 1164.4951695907. The cubic root of 1356049 is about 110.6857709232.

The spelling of 1356049 in words is "one million, three hundred fifty-six thousand, forty-nine".