22151353457 has 2 divisors, whose sum is σ = 22151353458. Its totient is φ = 22151353456.

The previous prime is 22151353409. The next prime is 22151353489. The reversal of 22151353457 is 75435315122.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 19780734736 + 2370618721 = 140644^2 + 48689^2 .

It is a cyclic number.

It is not a de Polignac number, because 22151353457 - 2¹² = 22151349361 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 22151353457.

It is not a weakly prime, because it can be changed into another prime (22151356457) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11075676728 + 11075676729.

It is an arithmetic number, because the mean of its divisors is an integer number (11075676729).

Almost surely, 2^22151353457 is an apocalyptic number.

It is an amenable number.

22151353457 is a deficient number, since it is larger than the sum of its proper divisors (1).

22151353457 is an equidigital number, since it uses as much as digits as its factorization.

22151353457 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 126000, while the sum is 38.

Adding to 22151353457 its reverse (75435315122), we get a palindrome (97586668579).

The spelling of 22151353457 in words is "twenty-two billion, one hundred fifty-one million, three hundred fifty-three thousand, four hundred fifty-seven".