53311451 has 2 divisors, whose sum is σ = 53311452. Its totient is φ = 53311450.

The previous prime is 53311441. The next prime is 53311463. The reversal of 53311451 is 15411335.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 53311451 - 2⁶ = 53311387 is a prime.

It is a super-2 number, since 2×53311451² = 5684221615450802, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (53311421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26655725 + 26655726.

It is an arithmetic number, because the mean of its divisors is an integer number (26655726).

Almost surely, 2^53311451 is an apocalyptic number.

53311451 is a deficient number, since it is larger than the sum of its proper divisors (1).

53311451 is an equidigital number, since it uses as much as digits as its factorization.

53311451 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 53311451 is about 7301.4690987499. The cubic root of 53311451 is about 376.3629243500.

Adding to 53311451 its reverse (15411335), we get a palindrome (68722786).

The spelling of 53311451 in words is "fifty-three million, three hundred eleven thousand, four hundred fifty-one".