1113434251 has 2 divisors, whose sum is σ = 1113434252. Its totient is φ = 1113434250.

The previous prime is 1113434239. The next prime is 1113434263. The reversal of 1113434251 is 1524343111.

It is a balanced prime because it is at equal distance from previous prime (1113434239) and next prime (1113434263).

It is a cyclic number.

It is not a de Polignac number, because 1113434251 - 2¹⁵ = 1113401483 is a prime.

It is not a weakly prime, because it can be changed into another prime (1113434291) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 556717125 + 556717126.

It is an arithmetic number, because the mean of its divisors is an integer number (556717126).

Almost surely, 2^1113434251 is an apocalyptic number.

1113434251 is a deficient number, since it is larger than the sum of its proper divisors (1).

1113434251 is an equidigital number, since it uses as much as digits as its factorization.

1113434251 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1440, while the sum is 25.

The square root of 1113434251 is about 33368.1622358799. The cubic root of 1113434251 is about 1036.4655197227.

Adding to 1113434251 its reverse (1524343111), we get a palindrome (2637777362).

The spelling of 1113434251 in words is "one billion, one hundred thirteen million, four hundred thirty-four thousand, two hundred fifty-one".