7425551603 has 2 divisors, whose sum is σ = 7425551604. Its totient is φ = 7425551602.

The previous prime is 7425551537. The next prime is 7425551611. The reversal of 7425551603 is 3061555247.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 7425551603 - 2⁸ = 7425551347 is a prime.

It is not a weakly prime, because it can be changed into another prime (7425511603) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3712775801 + 3712775802.

It is an arithmetic number, because the mean of its divisors is an integer number (3712775802).

Almost surely, 2^7425551603 is an apocalyptic number.

7425551603 is a deficient number, since it is larger than the sum of its proper divisors (1).

7425551603 is an equidigital number, since it uses as much as digits as its factorization.

7425551603 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 126000, while the sum is 38.

The square root of 7425551603 is about 86171.6403638691. The cubic root of 7425551603 is about 1950.9354795282.

The spelling of 7425551603 in words is "seven billion, four hundred twenty-five million, five hundred fifty-one thousand, six hundred three".