5621654029 has 2 divisors, whose sum is σ = 5621654030. Its totient is φ = 5621654028.

The previous prime is 5621654009. The next prime is 5621654039. The reversal of 5621654029 is 9204561265.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3291661129 + 2329992900 = 57373^2 + 48270^2 .

It is a cyclic number.

It is not a de Polignac number, because 5621654029 - 2¹⁹ = 5621129741 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 5621653982 and 5621654000.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5621654009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2810827014 + 2810827015.

It is an arithmetic number, because the mean of its divisors is an integer number (2810827015).

Almost surely, 2^5621654029 is an apocalyptic number.

It is an amenable number.

5621654029 is a deficient number, since it is larger than the sum of its proper divisors (1).

5621654029 is an equidigital number, since it uses as much as digits as its factorization.

5621654029 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 129600, while the sum is 40.

The square root of 5621654029 is about 74977.6902084880. The cubic root of 5621654029 is about 1778.0939523219.

The spelling of 5621654029 in words is "five billion, six hundred twenty-one million, six hundred fifty-four thousand, twenty-nine".