7474245451 has 2 divisors, whose sum is σ = 7474245452. Its totient is φ = 7474245450.

The previous prime is 7474245433. The next prime is 7474245481. The reversal of 7474245451 is 1545424747.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 7474245451 - 2¹³ = 7474237259 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 7474245398 and 7474245407.

It is not a weakly prime, because it can be changed into another prime (7474245481) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3737122725 + 3737122726.

It is an arithmetic number, because the mean of its divisors is an integer number (3737122726).

Almost surely, 2^7474245451 is an apocalyptic number.

7474245451 is a deficient number, since it is larger than the sum of its proper divisors (1).

7474245451 is an equidigital number, since it uses as much as digits as its factorization.

7474245451 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 627200, while the sum is 43.

The square root of 7474245451 is about 86453.7185492909. The cubic root of 7474245451 is about 1955.1906810086.

The spelling of 7474245451 in words is "seven billion, four hundred seventy-four million, two hundred forty-five thousand, four hundred fifty-one".