1162645455 has 16 divisors (see below), whose sum is σ = 1867957344. Its totient is φ = 617502720.

The previous prime is 1162645427. The next prime is 1162645457. The reversal of 1162645455 is 5545462611.

It is not a de Polignac number, because 1162645455 - 2¹³ = 1162637263 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1162645457) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 157194 + ... + 164423.

It is an arithmetic number, because the mean of its divisors is an integer number (116747334).

Almost surely, 2^1162645455 is an apocalyptic number.

1162645455 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1162645455 is a deficient number, since it is larger than the sum of its proper divisors (705311889).

1162645455 is a wasteful number, since it uses less digits than its factorization.

1162645455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 321866.

The product of its digits is 144000, while the sum is 39.

The square root of 1162645455 is about 34097.5872313570. The cubic root of 1162645455 is about 1051.5157111926.

The spelling of 1162645455 in words is "one billion, one hundred sixty-two million, six hundred forty-five thousand, four hundred fifty-five".