53111453 has 2 divisors, whose sum is σ = 53111454. Its totient is φ = 53111452.

The previous prime is 53111437. The next prime is 53111467. The reversal of 53111453 is 35411135.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 48958009 + 4153444 = 6997^2 + 2038^2 .

It is a cyclic number.

It is not a de Polignac number, because 53111453 - 2⁴ = 53111437 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53111423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26555726 + 26555727.

It is an arithmetic number, because the mean of its divisors is an integer number (26555727).

Almost surely, 2^53111453 is an apocalyptic number.

It is an amenable number.

53111453 is a deficient number, since it is larger than the sum of its proper divisors (1).

53111453 is an equidigital number, since it uses as much as digits as its factorization.

53111453 is an evil number, because the sum of its binary digits is even.

The product of its digits is 900, while the sum is 23.

The square root of 53111453 is about 7287.7604927714. The cubic root of 53111453 is about 375.8916925297.

Adding to 53111453 its reverse (35411135), we get a palindrome (88522588).

The spelling of 53111453 in words is "fifty-three million, one hundred eleven thousand, four hundred fifty-three".