1113512041 has 4 divisors (see below), whose sum is σ = 1161925632. Its totient is φ = 1065098452.

The previous prime is 1113512039. The next prime is 1113512069. The reversal of 1113512041 is 1402153111.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 1402153111 = 103 ⋅13613137.

It is a cyclic number.

It is not a de Polignac number, because 1113512041 - 2¹ = 1113512039 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1113512011) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24206761 + ... + 24206806.

It is an arithmetic number, because the mean of its divisors is an integer number (290481408).

Almost surely, 2^1113512041 is an apocalyptic number.

It is an amenable number.

1113512041 is a deficient number, since it is larger than the sum of its proper divisors (48413591).

1113512041 is an equidigital number, since it uses as much as digits as its factorization.

1113512041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48413590.

The product of its (nonzero) digits is 120, while the sum is 19.

The square root of 1113512041 is about 33369.3278475908. The cubic root of 1113512041 is about 1036.4896566890.

Adding to 1113512041 its reverse (1402153111), we get a palindrome (2515665152).

The spelling of 1113512041 in words is "one billion, one hundred thirteen million, five hundred twelve thousand, forty-one".