4507291993 has 2 divisors, whose sum is σ = 4507291994. Its totient is φ = 4507291992.

The previous prime is 4507291973. The next prime is 4507292017. The reversal of 4507291993 is 3991927054.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3712221184 + 795070809 = 60928^2 + 28197^2 .

It is a cyclic number.

It is not a de Polignac number, because 4507291993 - 2¹³ = 4507283801 is a prime.

It is a super-2 number, since 2×4507291993² = 40631362220323824098, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (4507291913) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2253645996 + 2253645997.

It is an arithmetic number, because the mean of its divisors is an integer number (2253645997).

Almost surely, 2^4507291993 is an apocalyptic number.

It is an amenable number.

4507291993 is a deficient number, since it is larger than the sum of its proper divisors (1).

4507291993 is an equidigital number, since it uses as much as digits as its factorization.

4507291993 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 612360, while the sum is 49.

The square root of 4507291993 is about 67136.3686313164. The cubic root of 4507291993 is about 1651.8549072846.

The spelling of 4507291993 in words is "four billion, five hundred seven million, two hundred ninety-one thousand, nine hundred ninety-three".