7201219673 has 2 divisors, whose sum is σ = 7201219674. Its totient is φ = 7201219672.

The previous prime is 7201219579. The next prime is 7201219681. The reversal of 7201219673 is 3769121027.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7163421769 + 37797904 = 84637^2 + 6148^2 .

It is a cyclic number.

It is not a de Polignac number, because 7201219673 - 2¹² = 7201215577 is a prime.

It is not a weakly prime, because it can be changed into another prime (7201219273) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3600609836 + 3600609837.

It is an arithmetic number, because the mean of its divisors is an integer number (3600609837).

Almost surely, 2^7201219673 is an apocalyptic number.

It is an amenable number.

7201219673 is a deficient number, since it is larger than the sum of its proper divisors (1).

7201219673 is an equidigital number, since it uses as much as digits as its factorization.

7201219673 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 31752, while the sum is 38.

The square root of 7201219673 is about 84860.0004301202. Note that the first 3 decimals coincide. The cubic root of 7201219673 is about 1931.0877983637.

The spelling of 7201219673 in words is "seven billion, two hundred one million, two hundred nineteen thousand, six hundred seventy-three".