7260153781 has 2 divisors, whose sum is σ = 7260153782. Its totient is φ = 7260153780.

The previous prime is 7260153767. The next prime is 7260153827. The reversal of 7260153781 is 1873510627.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6696803556 + 563350225 = 81834^2 + 23735^2 .

It is a cyclic number.

It is not a de Polignac number, because 7260153781 - 2¹⁷ = 7260022709 is a prime.

It is a super-2 number, since 2×7260153781² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7260153181) 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, 3630076890 + 3630076891.

It is an arithmetic number, because the mean of its divisors is an integer number (3630076891).

Almost surely, 2^7260153781 is an apocalyptic number.

It is an amenable number.

7260153781 is a deficient number, since it is larger than the sum of its proper divisors (1).

7260153781 is an equidigital number, since it uses as much as digits as its factorization.

7260153781 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 70560, while the sum is 40.

The square root of 7260153781 is about 85206.5360227723. The cubic root of 7260153781 is about 1936.3414398365.

The spelling of 7260153781 in words is "seven billion, two hundred sixty million, one hundred fifty-three thousand, seven hundred eighty-one".