1112342505 has 16 divisors (see below), whose sum is σ = 1823157504. Its totient is φ = 578779520.

The previous prime is 1112342501. The next prime is 1112342549. The reversal of 1112342505 is 5052432111.

It is a happy number.

It is not a de Polignac number, because 1112342505 - 2² = 1112342501 is a prime.

It is a super-3 number, since 3×1112342505³ (a number of 28 digits) contains 333 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1112342501) 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, 903729 + ... + 904958.

It is an arithmetic number, because the mean of its divisors is an integer number (113947344).

Almost surely, 2^1112342505 is an apocalyptic number.

1112342505 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1112342505 is a deficient number, since it is larger than the sum of its proper divisors (710814999).

1112342505 is a wasteful number, since it uses less digits than its factorization.

1112342505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1808736.

The product of its (nonzero) digits is 1200, while the sum is 24.

The square root of 1112342505 is about 33351.7991268837. The cubic root of 1112342505 is about 1036.1266501024.

Adding to 1112342505 its reverse (5052432111), we get a palindrome (6164774616).

It can be divided in two parts, 11123 and 42505, that added together give a triangular number (53628 = T₃₂₇).

The spelling of 1112342505 in words is "one billion, one hundred twelve million, three hundred forty-two thousand, five hundred five".