1418540115 has 32 divisors (see below), whose sum is σ = 2332661760. Its totient is φ = 735710976.

The previous prime is 1418540107. The next prime is 1418540119. The reversal of 1418540115 is 5110458141.

It is not a de Polignac number, because 1418540115 - 2³ = 1418540107 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1418540119) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 145566 + ... + 155004.

It is an arithmetic number, because the mean of its divisors is an integer number (72895680).

Almost surely, 2^1418540115 is an apocalyptic number.

1418540115 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1418540115 is a deficient number, since it is larger than the sum of its proper divisors (914121645).

1418540115 is a wasteful number, since it uses less digits than its factorization.

1418540115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9723.

The product of its (nonzero) digits is 3200, while the sum is 30.

The square root of 1418540115 is about 37663.5117189037. The cubic root of 1418540115 is about 1123.6055453528.

Adding to 1418540115 its reverse (5110458141), we get a palindrome (6528998256).

The spelling of 1418540115 in words is "one billion, four hundred eighteen million, five hundred forty thousand, one hundred fifteen".