1110000121253 has 2 divisors, whose sum is σ = 1110000121254. Its totient is φ = 1110000121252.

The previous prime is 1110000121211. The next prime is 1110000121261. The reversal of 1110000121253 is 3521210000111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 986730315649 + 123269805604 = 993343^2 + 351098^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1110000121253 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1110000121283) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 555000060626 + 555000060627.

It is an arithmetic number, because the mean of its divisors is an integer number (555000060627).

Almost surely, 2^{1110000121253} is an apocalyptic number.

It is an amenable number.

1110000121253 is a deficient number, since it is larger than the sum of its proper divisors (1).

1110000121253 is an equidigital number, since it uses as much as digits as its factorization.

1110000121253 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 60, while the sum is 17.

Adding to 1110000121253 its reverse (3521210000111), we get a palindrome (4631210121364).

The spelling of 1110000121253 in words is "one trillion, one hundred ten billion, one hundred twenty-one thousand, two hundred fifty-three".