2973690553 has 2 divisors, whose sum is σ = 2973690554. Its totient is φ = 2973690552.

The previous prime is 2973690529. The next prime is 2973690563. The reversal of 2973690553 is 3550963792.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2013496384 + 960194169 = 44872^2 + 30987^2 .

It is a cyclic number.

It is not a de Polignac number, because 2973690553 - 2⁵ = 2973690521 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2973690497 and 2973690506.

It is not a weakly prime, because it can be changed into another prime (2973690563) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1486845276 + 1486845277.

It is an arithmetic number, because the mean of its divisors is an integer number (1486845277).

Almost surely, 2^2973690553 is an apocalyptic number.

It is an amenable number.

2973690553 is a deficient number, since it is larger than the sum of its proper divisors (1).

2973690553 is an equidigital number, since it uses as much as digits as its factorization.

2973690553 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1530900, while the sum is 49.

The square root of 2973690553 is about 54531.5555710636. Note that the first 4 decimals coincide. The cubic root of 2973690553 is about 1438.0210975102.

The spelling of 2973690553 in words is "two billion, nine hundred seventy-three million, six hundred ninety thousand, five hundred fifty-three".