1117453245 has 16 divisors (see below), whose sum is σ = 1793238720. Its totient is φ = 594203904.

The previous prime is 1117453217. The next prime is 1117453273. The reversal of 1117453245 is 5423547111.

It is an interprime number because it is at equal distance from previous prime (1117453217) and next prime (1117453273).

It is not a de Polignac number, because 1117453245 - 2¹¹ = 1117451197 is a prime.

It is a super-2 number, since 2×1117453245² = 2497403509522060050, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 105475 + ... + 115584.

It is an arithmetic number, because the mean of its divisors is an integer number (112077420).

Almost surely, 2^1117453245 is an apocalyptic number.

1117453245 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1117453245 is a deficient number, since it is larger than the sum of its proper divisors (675785475).

1117453245 is a wasteful number, since it uses less digits than its factorization.

1117453245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 221404.

The product of its digits is 16800, while the sum is 33.

The square root of 1117453245 is about 33428.3299762342. The cubic root of 1117453245 is about 1037.7110795187.

The spelling of 1117453245 in words is "one billion, one hundred seventeen million, four hundred fifty-three thousand, two hundred forty-five".