1113534451 has 4 divisors (see below), whose sum is σ = 1116743832. Its totient is φ = 1110325072.

The previous prime is 1113534449. The next prime is 1113534469. The reversal of 1113534451 is 1544353111.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1113534451 - 2¹ = 1113534449 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1113532451) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 1604170 + ... + 1604863.

It is an arithmetic number, because the mean of its divisors is an integer number (279185958).

Almost surely, 2^1113534451 is an apocalyptic number.

1113534451 is a deficient number, since it is larger than the sum of its proper divisors (3209381).

1113534451 is an equidigital number, since it uses as much as digits as its factorization.

1113534451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3209380.

The product of its digits is 3600, while the sum is 28.

The square root of 1113534451 is about 33369.6636333062. The cubic root of 1113534451 is about 1036.4966099374.

Adding to 1113534451 its reverse (1544353111), we get a palindrome (2657887562).

The spelling of 1113534451 in words is "one billion, one hundred thirteen million, five hundred thirty-four thousand, four hundred fifty-one".