1653111133 has 2 divisors, whose sum is σ = 1653111134. Its totient is φ = 1653111132.

The previous prime is 1653111101. The next prime is 1653111143. The reversal of 1653111133 is 3311113561.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 999950884 + 653160249 = 31622^2 + 25557^2 .

It is a cyclic number.

It is not a de Polignac number, because 1653111133 - 2⁵ = 1653111101 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1653111098 and 1653111107.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1653111143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 826555566 + 826555567.

It is an arithmetic number, because the mean of its divisors is an integer number (826555567).

Almost surely, 2^1653111133 is an apocalyptic number.

It is an amenable number.

1653111133 is a deficient number, since it is larger than the sum of its proper divisors (1).

1653111133 is an equidigital number, since it uses as much as digits as its factorization.

1653111133 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 810, while the sum is 25.

The square root of 1653111133 is about 40658.4693883083. The cubic root of 1653111133 is about 1182.4079749360.

Adding to 1653111133 its reverse (3311113561), we get a palindrome (4964224694).

The spelling of 1653111133 in words is "one billion, six hundred fifty-three million, one hundred eleven thousand, one hundred thirty-three".