7472521193 has 2 divisors, whose sum is σ = 7472521194. Its totient is φ = 7472521192.

The previous prime is 7472521169. The next prime is 7472521249. The reversal of 7472521193 is 3911252747.

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., 7306317529 + 166203664 = 85477^2 + 12892^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-7472521193 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 7472521193.

It is not a weakly prime, because it can be changed into another prime (7472521093) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3736260596 + 3736260597.

It is an arithmetic number, because the mean of its divisors is an integer number (3736260597).

Almost surely, 2^7472521193 is an apocalyptic number.

It is an amenable number.

7472521193 is a deficient number, since it is larger than the sum of its proper divisors (1).

7472521193 is an equidigital number, since it uses as much as digits as its factorization.

7472521193 is an evil number, because the sum of its binary digits is even.

The product of its digits is 105840, while the sum is 41.

The square root of 7472521193 is about 86443.7458292964. The cubic root of 7472521193 is about 1955.0403196792.

The spelling of 7472521193 in words is "seven billion, four hundred seventy-two million, five hundred twenty-one thousand, one hundred ninety-three".