7240003723 has 2 divisors, whose sum is σ = 7240003724. Its totient is φ = 7240003722.

The previous prime is 7240003663. The next prime is 7240003747. The reversal of 7240003723 is 3273000427.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 7240003723 - 2¹³ = 7239995531 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 7240003691 and 7240003700.

It is not a weakly prime, because it can be changed into another prime (7240073723) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3620001861 + 3620001862.

It is an arithmetic number, because the mean of its divisors is an integer number (3620001862).

Almost surely, 2^7240003723 is an apocalyptic number.

7240003723 is a deficient number, since it is larger than the sum of its proper divisors (1).

7240003723 is an equidigital number, since it uses as much as digits as its factorization.

7240003723 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7056, while the sum is 28.

The square root of 7240003723 is about 85088.2114220296. The cubic root of 7240003723 is about 1934.5483857702.

The spelling of 7240003723 in words is "seven billion, two hundred forty million, three thousand, seven hundred twenty-three".