1112551545 has 32 divisors (see below), whose sum is σ = 2037212928. Its totient is φ = 507886848.

The previous prime is 1112551543. The next prime is 1112551547. The reversal of 1112551545 is 5451552111.

It is an interprime number because it is at equal distance from previous prime (1112551543) and next prime (1112551547).

It is not a de Polignac number, because 1112551545 - 2¹ = 1112551543 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1112551543) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 72487 + ... + 86483.

It is an arithmetic number, because the mean of its divisors is an integer number (63662904).

Almost surely, 2^1112551545 is an apocalyptic number.

1112551545 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1112551545 is a deficient number, since it is larger than the sum of its proper divisors (924661383).

1112551545 is a wasteful number, since it uses less digits than its factorization.

1112551545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14769.

The product of its digits is 5000, while the sum is 30.

The square root of 1112551545 is about 33354.9328435840. The cubic root of 1112551545 is about 1036.1915516795.

The spelling of 1112551545 in words is "one billion, one hundred twelve million, five hundred fifty-one thousand, five hundred forty-five".