5423778937 has 2 divisors, whose sum is σ = 5423778938. Its totient is φ = 5423778936.

The previous prime is 5423778907. The next prime is 5423779057. The reversal of 5423778937 is 7398773245.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4730825961 + 692952976 = 68781^2 + 26324^2 .

It is a cyclic number.

It is not a de Polignac number, because 5423778937 - 2⁷ = 5423778809 is a prime.

It is not a weakly prime, because it can be changed into another prime (5423778907) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2711889468 + 2711889469.

It is an arithmetic number, because the mean of its divisors is an integer number (2711889469).

Almost surely, 2^5423778937 is an apocalyptic number.

It is an amenable number.

5423778937 is a deficient number, since it is larger than the sum of its proper divisors (1).

5423778937 is an equidigital number, since it uses as much as digits as its factorization.

5423778937 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8890560, while the sum is 55.

The square root of 5423778937 is about 73646.3097310381. The cubic root of 5423778937 is about 1756.9820586266.

The spelling of 5423778937 in words is "five billion, four hundred twenty-three million, seven hundred seventy-eight thousand, nine hundred thirty-seven".