7205244313 has 2 divisors, whose sum is σ = 7205244314. Its totient is φ = 7205244312.

The previous prime is 7205244307. The next prime is 7205244341. The reversal of 7205244313 is 3134425027.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4803460249 + 2401784064 = 69307^2 + 49008^2 .

It is a cyclic number.

It is not a de Polignac number, because 7205244313 - 2⁵ = 7205244281 is a prime.

It is a super-2 number, since 2×7205244313² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (7205244373) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3602622156 + 3602622157.

It is an arithmetic number, because the mean of its divisors is an integer number (3602622157).

Almost surely, 2^7205244313 is an apocalyptic number.

It is an amenable number.

7205244313 is a deficient number, since it is larger than the sum of its proper divisors (1).

7205244313 is an equidigital number, since it uses as much as digits as its factorization.

7205244313 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20160, while the sum is 31.

The square root of 7205244313 is about 84883.7105279924. The cubic root of 7205244313 is about 1931.4474821456.

The spelling of 7205244313 in words is "seven billion, two hundred five million, two hundred forty-four thousand, three hundred thirteen".