1113253601 has 2 divisors, whose sum is σ = 1113253602. Its totient is φ = 1113253600.

The previous prime is 1113253507. The next prime is 1113253633. The reversal of 1113253601 is 1063523111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1082739025 + 30514576 = 32905^2 + 5524^2 .

It is a cyclic number.

It is not a de Polignac number, because 1113253601 - 2¹⁰ = 1113252577 is a prime.

It is not a weakly prime, because it can be changed into another prime (1113253201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 556626800 + 556626801.

It is an arithmetic number, because the mean of its divisors is an integer number (556626801).

Almost surely, 2^1113253601 is an apocalyptic number.

It is an amenable number.

1113253601 is a deficient number, since it is larger than the sum of its proper divisors (1).

1113253601 is an equidigital number, since it uses as much as digits as its factorization.

1113253601 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 540, while the sum is 23.

The square root of 1113253601 is about 33365.4552044476. The cubic root of 1113253601 is about 1036.4094626413.

Adding to 1113253601 its reverse (1063523111), we get a palindrome (2176776712).

The spelling of 1113253601 in words is "one billion, one hundred thirteen million, two hundred fifty-three thousand, six hundred one".