113281451 has 2 divisors, whose sum is σ = 113281452. Its totient is φ = 113281450.

The previous prime is 113281433. The next prime is 113281481. The reversal of 113281451 is 154182311.

It is a weak prime.

It is an emirp because it is prime and its reverse (154182311) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-113281451 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 113281451.

It is not a weakly prime, because it can be changed into another prime (113281481) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56640725 + 56640726.

It is an arithmetic number, because the mean of its divisors is an integer number (56640726).

Almost surely, 2^113281451 is an apocalyptic number.

113281451 is a deficient number, since it is larger than the sum of its proper divisors (1).

113281451 is an equidigital number, since it uses as much as digits as its factorization.

113281451 is an evil number, because the sum of its binary digits is even.

The product of its digits is 960, while the sum is 26.

The square root of 113281451 is about 10643.3759212009. The cubic root of 113281451 is about 483.8598662562.

The spelling of 113281451 in words is "one hundred thirteen million, two hundred eighty-one thousand, four hundred fifty-one".