1355953966 has 16 divisors (see below), whose sum is σ = 2155507200. Its totient is φ = 637523200.

The previous prime is 1355953913. The next prime is 1355953967. The reversal of 1355953966 is 6693595531.

It is a super-2 number, since 2×1355953966² = 3677222315822258312, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1355953967) 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, 21810 + ... + 56458.

It is an arithmetic number, because the mean of its divisors is an integer number (134719200).

Almost surely, 2^1355953966 is an apocalyptic number.

1355953966 is a deficient number, since it is larger than the sum of its proper divisors (799553234).

1355953966 is a wasteful number, since it uses less digits than its factorization.

1355953966 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35819.

The product of its digits is 3280500, while the sum is 52.

The square root of 1355953966 is about 36823.2802178187. The cubic root of 1355953966 is about 1106.8318518648.

The spelling of 1355953966 in words is "one billion, three hundred fifty-five million, nine hundred fifty-three thousand, nine hundred sixty-six".