1366953 has 24 divisors (see below), whose sum is σ = 2248992. Its totient is φ = 733824.

The previous prime is 1366943. The next prime is 1366957. The reversal of 1366953 is 3596631.

It is not a de Polignac number, because 1366953 - 2⁵ = 1366921 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1366957) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2226 + ... + 2772.

It is an arithmetic number, because the mean of its divisors is an integer number (93708).

2^1366953 is an apocalyptic number.

It is an amenable number.

1366953 is a deficient number, since it is larger than the sum of its proper divisors (882039).

1366953 is a wasteful number, since it uses less digits than its factorization.

1366953 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 581 (or 574 counting only the distinct ones).

The product of its digits is 14580, while the sum is 33.

The square root of 1366953 is about 1169.1676526487. The cubic root of 1366953 is about 110.9816543011.

It can be divided in two parts, 13 and 66953, that added together give a palindrome (66966).

The spelling of 1366953 in words is "one million, three hundred sixty-six thousand, nine hundred fifty-three".