7442975951 has 2 divisors, whose sum is σ = 7442975952. Its totient is φ = 7442975950.

The previous prime is 7442975933. The next prime is 7442976011. The reversal of 7442975951 is 1595792447.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 7442975951 - 2¹⁸ = 7442713807 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 7442975893 and 7442975902.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7442975851) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3721487975 + 3721487976.

It is an arithmetic number, because the mean of its divisors is an integer number (3721487976).

Almost surely, 2^7442975951 is an apocalyptic number.

7442975951 is a deficient number, since it is larger than the sum of its proper divisors (1).

7442975951 is an equidigital number, since it uses as much as digits as its factorization.

7442975951 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3175200, while the sum is 53.

The square root of 7442975951 is about 86272.6836895665. The cubic root of 7442975951 is about 1952.4602696897.

The spelling of 7442975951 in words is "seven billion, four hundred forty-two million, nine hundred seventy-five thousand, nine hundred fifty-one".