1168421455 has 16 divisors (see below), whose sum is σ = 1468828800. Its totient is φ = 891072000.

The previous prime is 1168421453. The next prime is 1168421477. The reversal of 1168421455 is 5541248611.

It is not a de Polignac number, because 1168421455 - 2¹ = 1168421453 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1168421453) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39546 + ... + 62455.

It is an arithmetic number, because the mean of its divisors is an integer number (91801800).

Almost surely, 2^1168421455 is an apocalyptic number.

1168421455 is a deficient number, since it is larger than the sum of its proper divisors (300407345).

1168421455 is a wasteful number, since it uses less digits than its factorization.

1168421455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102114.

The product of its digits is 38400, while the sum is 37.

The square root of 1168421455 is about 34182.1803722349. The cubic root of 1168421455 is about 1053.2541387365.

The spelling of 1168421455 in words is "one billion, one hundred sixty-eight million, four hundred twenty-one thousand, four hundred fifty-five".