22053751 has 2 divisors, whose sum is σ = 22053752. Its totient is φ = 22053750.

The previous prime is 22053721. The next prime is 22053761. The reversal of 22053751 is 15735022.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22053751 - 2²³ = 13665143 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22053721) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11026875 + 11026876.

It is an arithmetic number, because the mean of its divisors is an integer number (11026876).

Almost surely, 2^22053751 is an apocalyptic number.

22053751 is a deficient number, since it is larger than the sum of its proper divisors (1).

22053751 is an equidigital number, since it uses as much as digits as its factorization.

22053751 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2100, while the sum is 25.

The square root of 22053751 is about 4696.1421400976. The cubic root of 22053751 is about 280.4319480991.

Adding to 22053751 its reverse (15735022), we get a palindrome (37788773).

The spelling of 22053751 in words is "twenty-two million, fifty-three thousand, seven hundred fifty-one".